A completes 5/6 units in 15 days A completes 1 unit in 15 x (6/5) = 18 days B completes 2/3 unit of work in 8 days B completes 1 unit of work in 8 x 3/2 = 12 days LCM of 12 and 18 = 36 units A's efficiency = 3 units/day and B's efficiency = 2 units/day A and B will complete the whole work in (total work)/efficiency of (A + B) = 36/(3 + 2) = 7(1/5) days
If ‘+’ means ‘-’, ‘×’ means ‘+’, ‘-’ means ‘÷’ and ‘÷’ means ‘×’, then, what is the value of the following expressio...
A recent survey of married couples in Indian metro cities showed that 20% of the couples have only one child, 45% of the remaining couples have two chil...
If in a certain code language ‘+’ represents ‘×’, ‘–’ represents ‘+’, ‘×’ represents ‘÷’ and ‘÷’ represents ‘–’....
If + denotes ÷, × denotes -, - denotes ×, and ÷ denotes +, what is the value of the following expression:
124 + 4 × 5 – 6 ÷ 6 + 3 = ?
...In a certain code language, '+' represents '-', '-' represents 'x', 'x' represents '÷' and '÷' represents '+'. Find out the answer to the following qu...
If ‘$’ means ‘÷’, ‘#’ means ‘×’, ‘@’ means ‘-’ and ‘%’ means ‘+’, then the value of 65 @ 21 $ 3 # 5 % 7
...If 22 – 16 means 352, 450 + 50 means 9, 9 ÷ 3 means 12, 11 x 8 means 3, then ' 280 – 5 x 240 ÷ 450 + 9 x 26' = ?
If % means +, @ means -, # means × and $ means ÷, then what is the value of : 26 % 40 @ 56 $ 7 # 2
Which two signs should be interchanged to make the given equation correct?
252 + 18 x 11 ÷ 64 - 52 = 166
Which two signs should be interchanged to make the following equation correct?
42 – 32 ÷ 2 + 8 × 6 = 10
