Solutions to CrazyEngineers Mock Aptitude Test  7
1.The difference between the place value of two sevens in the numeral 69758472 is :
Answers
0
6993
699930 (Answer)
none of these
2. 3251+586+369?= 3006
Answers
1250
1300
1375
1200 (Answer)
3. A number `ní is said to be perfect if some of all its divisors (excluding `ní itself) is equal to `ní. An example of perfect number is :
Answers
6 (Answer)
9
15
21
4. The HCF of 2923 & 3239 is :
Answers
37
47
73
79 (Answer)
5. If 47.2506 = 4A+7/B +2C+5/D+6E, then the value of 5A+3B +6C+D+3E is:
Answers
53.6003
53.603
153.6003 (Answer)
213.0003
6. Which of the following fractions is less than 7/8 & greater than 1/3?
Answers
1/4
23/24
11/12
17/24 (Answer)
7. 1+1/2+1/4+1/7+1/14+1/28 = ?
Answers
2 (Answer)
2.5
3
3.5
8. If 1/3+1/2+1/x = 4, then x= ?
Answers
5/18
6/19 (Answer)
18/5
24/11
9. What is the square root of 0.16 ?
Answers
0.004
0.04
0.4 (Answer)
4
10. For what value of * in the statement (*/15) (*/135) = 1 is true?
Answers
15
25
35
45 (Answer)
11. The average of 20 numbers is zero. Of them, at the most, how many may be greater than zero?
Answers
0
1
10
19 (Answer)
12. The average of first 50 natural numbers is :
Answers
12.25
21.25
25
25.5 (Answer)
13. If onethird of one fourth of a number is 15. Then threetenth of that number is:
Answers
35
36
45
54 (Answer)
14. If doubling a number and adding 20 to the result gives the same answer as multiplying by 8 & taking away 4 from the product, the number is :
Answers
2
3
4 (Answer)
6
15. The ratio between present ages of Ram & Shyam is 5:7 respectively. If the difference between Shyam's present age & Ram's age after 6 years is 2, what is the total of Ram's & Shyam's present ages?
Answers
48 (Answer)
52
56
none of these
16. The present ages of three persons are in proportions 4:7:9. 8 years ago, the sum of their ages was 56. Find their present ages in years
Answers
(8, 20, 28)
(16, 28,36) (Answer)
(20,35,45)
none of these
17. If m & n are whole numbers such that mn = 121, then the value of (m1)n?π is
Answers
1
10
121
1000 (Answer)
18. 88% of 370 +24% of 210  ? = 118
Answers
256
258 (Answer)
268
358
19. 5 out of 2250 parts of Earth is sulphur. What is the percentage of sulphur in Earth?
Answers
11/50
2/9 (Answer)
1/45
2/45
20. A shopkeeper sold an article for Rs. 2090.42. Approximately what will be the percentage profit if he sold that article for Rs. 2602.58 ?
Answers
15%
20%
25% (Answer)
30%
21. When a commodity is sold for Rs.34.80 ,there is loss of 2% .What is the cost price of the commodity?
Answers
Rs 26.10
Rs 43
Rs 43.20
Rs 46.40 (Answer)
22. If A :B=5:7 AND B:C=6:11 then A:B:C=?
Answers
(55:77:66)
(30:42:77) (Answer)
(35:49:42)
none of these
23. If x:y =5:2, then (8x+9y) : (8x+2y) is
Answers
22:29
26:61
29:22 (Answer)
61:26
24. Directions for questions : 24 to 28 :
Refer to the following information (cycles)to answers the questions that follow.
Step 1 : Let x>1
Step 2 : x2 =25
Step 3 : y = x2 x
Step 4 : z = 4x 3
Step 5 : t = (y+z)/2
Step 6 : If x< 18, Go to step 7, otherwise Go to step 9
Step 7 : x=x+3
Step 8 : Go to step 3
Step 9 : Stop
The value of y, after 3 cycles (step 3 step 6) is equal to :
110 (Answer)
182
56
20
25. The value of t , after 4 cycles is :
Answers
100
117.5 (Answer)
101
97.5
26. How many cycles are there before the sequence stops ?
Answers
4
6 (Answer)
5
8
27. The final value of x :
Answers
15
16
17
20 (Answer)
28. The highest difference between y and z in a cycle is :
Answers
303 (Answer)
100
200
240
29. January 1, 2007 was Monday. What day of the week lies on Jan,1 2008?
Answers
Monday
Tuesday (Answer)
Wednesday
Sunday
30. The last day of a century cannot be
Answers
Monday
Wednesday
Tuesday (Answer)
Friday
31. Each question has a pair of CAPITALIZED words followed by four or five pairs of words. Choose the pair of words which best expresses the relationship SIMILAR to that expressed in the capitalized pair.
GONG : HAMMER
Answers
organ : pedal
oboe : reed
cymbal : sound
drum : drumstick (Answer)
32. STIFFNESS : RIGID
Answers
tangibility : rough
malleability : pliant
brittleness : soft
solidity : fluid (Answer)
33. Choose the word exactly opposite in meaning to the question. :
DECREPIT
Answers
effete
sturdy (Answer)
superannuated
dilapidate
34. CRAVEN
Answers
intrepid (Answer)
coxcomb
fractious
complete
35. This question has four items. Select the item that does not belong to this group.
Answers
moil (Answer)
harry
hector
chafe
36. This question has four items. Select the item that does not belong to this group.
Answers
nougat
delicacy (Answer)
confectionery
sweetmeat
37. Choose the word/phrase exactly similar in meaning to the given CAPITALIZED word.
AUGURY
pigsty
cavalier
felony
omen (Answer)
38. OPALESCENT
Answers
stinky
nacreous (Answer)
veiled
mysterious
39. Choose the word that fills the maximum number of blanks.
A. The incident was entered in the ship's ......
B. Find the natural ..... of the number.
C. I slept like a .....
D. The timber company continued to ...... despite having been ordered to stop.
Answers
records
log (Answer)
dog
work
40.A. He hid .... the bed.
B. Thousands of companies went ... during recession.
C. The work was completed .... very difficult conditions.
D. They are .... strict orders not to talk about their salaries or working conditions.
Answers
below
under (Answer)
before
given
Answers
0
6993
699930 (Answer)
none of these
2. 3251+586+369?= 3006
Answers
1250
1300
1375
1200 (Answer)
3. A number `ní is said to be perfect if some of all its divisors (excluding `ní itself) is equal to `ní. An example of perfect number is :
Answers
6 (Answer)
9
15
21
4. The HCF of 2923 & 3239 is :
Answers
37
47
73
79 (Answer)
5. If 47.2506 = 4A+7/B +2C+5/D+6E, then the value of 5A+3B +6C+D+3E is:
Answers
53.6003
53.603
153.6003 (Answer)
213.0003
6. Which of the following fractions is less than 7/8 & greater than 1/3?
Answers
1/4
23/24
11/12
17/24 (Answer)
7. 1+1/2+1/4+1/7+1/14+1/28 = ?
Answers
2 (Answer)
2.5
3
3.5
8. If 1/3+1/2+1/x = 4, then x= ?
Answers
5/18
6/19 (Answer)
18/5
24/11
9. What is the square root of 0.16 ?
Answers
0.004
0.04
0.4 (Answer)
4
10. For what value of * in the statement (*/15) (*/135) = 1 is true?
Answers
15
25
35
45 (Answer)
11. The average of 20 numbers is zero. Of them, at the most, how many may be greater than zero?
Answers
0
1
10
19 (Answer)
12. The average of first 50 natural numbers is :
Answers
12.25
21.25
25
25.5 (Answer)
13. If onethird of one fourth of a number is 15. Then threetenth of that number is:
Answers
35
36
45
54 (Answer)
14. If doubling a number and adding 20 to the result gives the same answer as multiplying by 8 & taking away 4 from the product, the number is :
Answers
2
3
4 (Answer)
6
15. The ratio between present ages of Ram & Shyam is 5:7 respectively. If the difference between Shyam's present age & Ram's age after 6 years is 2, what is the total of Ram's & Shyam's present ages?
Answers
48 (Answer)
52
56
none of these
16. The present ages of three persons are in proportions 4:7:9. 8 years ago, the sum of their ages was 56. Find their present ages in years
Answers
(8, 20, 28)
(16, 28,36) (Answer)
(20,35,45)
none of these
17. If m & n are whole numbers such that mn = 121, then the value of (m1)n?π is
Answers
1
10
121
1000 (Answer)
18. 88% of 370 +24% of 210  ? = 118
Answers
256
258 (Answer)
268
358
19. 5 out of 2250 parts of Earth is sulphur. What is the percentage of sulphur in Earth?
Answers
11/50
2/9 (Answer)
1/45
2/45
20. A shopkeeper sold an article for Rs. 2090.42. Approximately what will be the percentage profit if he sold that article for Rs. 2602.58 ?
Answers
15%
20%
25% (Answer)
30%
21. When a commodity is sold for Rs.34.80 ,there is loss of 2% .What is the cost price of the commodity?
Answers
Rs 26.10
Rs 43
Rs 43.20
Rs 46.40 (Answer)
22. If A :B=5:7 AND B:C=6:11 then A:B:C=?
Answers
(55:77:66)
(30:42:77) (Answer)
(35:49:42)
none of these
23. If x:y =5:2, then (8x+9y) : (8x+2y) is
Answers
22:29
26:61
29:22 (Answer)
61:26
24. Directions for questions : 24 to 28 :
Refer to the following information (cycles)to answers the questions that follow.
Step 1 : Let x>1
Step 2 : x2 =25
Step 3 : y = x2 x
Step 4 : z = 4x 3
Step 5 : t = (y+z)/2
Step 6 : If x< 18, Go to step 7, otherwise Go to step 9
Step 7 : x=x+3
Step 8 : Go to step 3
Step 9 : Stop
The value of y, after 3 cycles (step 3 step 6) is equal to :
110 (Answer)
182
56
20
25. The value of t , after 4 cycles is :
Answers
100
117.5 (Answer)
101
97.5
26. How many cycles are there before the sequence stops ?
Answers
4
6 (Answer)
5
8
27. The final value of x :
Answers
15
16
17
20 (Answer)
28. The highest difference between y and z in a cycle is :
Answers
303 (Answer)
100
200
240
29. January 1, 2007 was Monday. What day of the week lies on Jan,1 2008?
Answers
Monday
Tuesday (Answer)
Wednesday
Sunday
30. The last day of a century cannot be
Answers
Monday
Wednesday
Tuesday (Answer)
Friday
31. Each question has a pair of CAPITALIZED words followed by four or five pairs of words. Choose the pair of words which best expresses the relationship SIMILAR to that expressed in the capitalized pair.
GONG : HAMMER
Answers
organ : pedal
oboe : reed
cymbal : sound
drum : drumstick (Answer)
32. STIFFNESS : RIGID
Answers
tangibility : rough
malleability : pliant
brittleness : soft
solidity : fluid (Answer)
33. Choose the word exactly opposite in meaning to the question. :
DECREPIT
Answers
effete
sturdy (Answer)
superannuated
dilapidate
34. CRAVEN
Answers
intrepid (Answer)
coxcomb
fractious
complete
35. This question has four items. Select the item that does not belong to this group.
Answers
moil (Answer)
harry
hector
chafe
36. This question has four items. Select the item that does not belong to this group.
Answers
nougat
delicacy (Answer)
confectionery
sweetmeat
37. Choose the word/phrase exactly similar in meaning to the given CAPITALIZED word.
AUGURY
pigsty
cavalier
felony
omen (Answer)
38. OPALESCENT
Answers
stinky
nacreous (Answer)
veiled
mysterious
39. Choose the word that fills the maximum number of blanks.
A. The incident was entered in the ship's ......
B. Find the natural ..... of the number.
C. I slept like a .....
D. The timber company continued to ...... despite having been ordered to stop.
Answers
records
log (Answer)
dog
work
40.A. He hid .... the bed.
B. Thousands of companies went ... during recession.
C. The work was completed .... very difficult conditions.
D. They are .... strict orders not to talk about their salaries or working conditions.
Answers
below
under (Answer)
before
given
Replies

*pushkar*I was late because i though it was at 11 am 😔
Well i checked the questions and found that there were no questions on reasoning like puzzles, data sufficiency, syllogism, venn diagram etc. Most of the questions were from quant. I liked it but i think test should contain all types of questions.. 
Manashree ThokalGiven the test for the first time. Now, I know what I need to improve vocabulary :/

Ankita KatdareThe toppers for the test are:
1. CEanIssue (33.99/40)
2. CEan RajdeepCE (33.99/40)
3. CEan  Umesh Kelkar (30.99/40) 
ISHAN TOPRECan anyone post solution for Q3 please? 😀
A number `ní is said to be perfect if some of all its divisors (excluding `ní itself) is equal to `ní. An example of perfect number is :
6 (Answer)
9
15
21 
Manashree Thokal6 is a perfect number as some of all its divisors is equal to the number i.e. 6.
1+2+3=6 😀 
Manashree ThokalPost solution for Q 17, please.

born_star16
Actually, I want solution for all. If any one can post.manashreePost solution for Q 17, please. 
ISHAN TOPRE
17. If m & n are whole numbers such that m[SUP]n[/SUP] = 121, then the value of (m1)[SUP]n+1[/SUP] is
There is only one way to get 121 in powers of a number. 11[SUP]2[/SUP]=121.
Answers
1
10
121
1000 (Answer)
Hence m=11, n=2.
(m1)[SUP]n+1[/SUP] =10[SUP]3[/SUP]=1000
You are reading an archived discussion.
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