Question
‘A’ and ‘B’ can complete a certain work in 12
days and 24 days, respectively. They started working together and worked till completion of the work for which they got Rs. 24000 as wage. Find the share of ‘B’ out of total wage.Solution
Let total work = 24 units {LCM of (12 and 24)} Efficiency of ‘A’ = 24/12 = 2 units/day Efficiency of ‘B’ = 24/24 = 1 units/day Wages received by ‘A’ and ‘B’ will directly proportion to their efficiency. So share of ‘B’ = 24000 × (1/3) = Rs 8000
- Which two signs should be interchanged to correct the given equation?
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168 ÷ 6 × 32 ÷ 9 × 7 + 8 + 11
...A $ B means A X B, A & B means A - B, A % B means A ÷ B and A # B means A + B, then what is the value of 320 & 80 # 120 % 24 $ 50?
- Which two signs should be interchanged to correct the given equation?
5 + 3 × 8 – 12 ÷ 4 = 3 After interchanging the given two signs, what will be the value of the given equation? + and ÷
128 - 45 ÷ 72 + 9 X 11
Which two signs should be interchanged to make the below equation mathematically correct?
9 ÷ 3 + 6 – 6 × 2 = 30
A shopkeeper sells rice in such a way that the selling price of 950 gm is the same as the cost price of one kilogram. Find his gain percent.
If ‘÷’ means ‘addition’, ‘+’ means ‘subtraction’, ‘-’ means ‘multiplication’, and ‘x’ means ‘division’, what will be th...
If A denote ÷, B denotes x, C denotes + and D denotes -, what is the value of the given expression?
32 B 40 A 8 C 10 D 12
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