What is the value of (7-14 - 7-15)

1.  6 × 7-15

2.  6 × 7-14

3.  7 × 7-15

4.  7 × 7-14

4

6 × 7-15

Explanation :
No Explanation available for this question

If 3(n + 4) - 3(n + 2) = 8, What is the value of n

1.  0

2.  -1

3.  -2

4.  2

4

-2

Explanation :
No Explanation available for this question

[(3−2−5−2)17÷(3−2−5−2)18]1/2=

1.  15/4

2.  4/15

3.  7/4

4.  4/7

4

15/4

Explanation :
No Explanation available for this question

1.  None of these

2.  -7/10

3.  10/7

4.  7/10

4

10/7

Explanation :
No Explanation available for this question

P, Q and R can do a work in 20, 30 and 60 days respectively. How many days does it need to complete the work if P does the work and he is assisted by Q and R on every third day

1.  10 days

2.  14 days

3.  15 days

4.  9 days

4

15 days

Explanation :
No Explanation available for this question

A can do a particular work in 6 days . B can do the same work in 8 days. A and B signed to do it for Rs. 3200. They completed the work in 3 days with the help of C. How much is to be paid to C

1.   Rs. 380

2.  Rs. 600

3.   Rs. 420

4.   Rs. 400

4

Rs. 400

Explanation :
No Explanation available for this question

6 men and 8 women can complete a work in 10 days. 26 men and 48 women can finish the same work in 2 days. 15 men and 20 women can do the same work in - days.

1.  4 days

2.  6 days

3.  2 days

4.  8 days

4

4 days

Explanation :
No Explanation available for this question

A can do a piece of work in 4 hours . A and C together can do it in just 2 hours, while B and C together need 3 hours to finish the same work. B alone can complete the work in --- days

1.  12 hours

2.  6 hours

3.   8 hours

4.   10 hours

4

12 hours

Explanation :
No Explanation available for this question

P can do a work in the same time in which Q and R together can do it. If P and Q work together, the work can be completed in 10 days. R alone needs 50 days to complete the same work. then Q alone can do it in

1.  30 days

2.  25 days

3.  20 days

4.   15 days

4

25 days

Explanation :
No Explanation available for this question

A completes 80% of a work in 20 days. Then B also joins and A and B together finish the remaining work in 3 days. How long does it need for B if he alone completes the works

1.  37 (1/2) days

2.  22 days

3.  31 days

4.  22 days

4