What approximate value will come in place of, the question mark (?) in the following questions ? (You are not expected to calculate the exact value).
For the following questions answer them individually
‘A’ gave 25% of an amount to ‘B’. from the money B got, he spent 30% on a dinner. Out of the ;remaining amount, the respective ratio between the amount B kept as savings and the amount he spent on buying a book is 5 : 2. If B bought the book for Rs. 460, how much money did A have in the beginning ?
The respective ratio of the sums invested for 2 years each, in scheme A offering 20% per annum compound interest (compounded annually) and in Scheme B offering 9% p.a. simple interest is 1 : 3. The difference between the interests earned from both the schemes is Rs.1200. How much was invested in scheme A?
A bag contains 4 red, 5 yellow and 6 pink balls. Two balls are drawn at random. What is the probability that none of the balls drawn are yellow in colour?
18 men can complete a project in 30 days and 16 women can complete the same project in 36 days. 15 men start working and after 9 days they are replaced by 18 women. In how many days will 18 women complete the remaining work ?
What will come in place of the question mark ?) in the following number series ?
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