Question
The average of the observations is 83, the average of 10
more observations is 60 and the average of 15 more observations is 45. What will be the average of all 32 observations?Solution
The correct answer is D
₹4,300 becomes ₹4,644 in 2 years at simple interest. Find the principle amount that will become ₹10,104 in 5 years at the same rate of interest.
Suppose a man invested Rs.(4000 + 2a) in Mutual Fund 'X' for 2 years and Rs. (3200 + 6a) in scheme 'Y' for 2 years and interest gets from Mutual Fund 'X...
Farhan invested a certain amount of money 8 years ago. He put his money at the rate of 5% for the first 2 years, 7% per annum for the next 4 years and ...
The difference between total SI earned on Rs 'P' at 18% p.a. for 3 years and total CI earned on same sum at 20% p.a. for 2 years when compounded annuall...
Priyanka wants to invest Rs. 30,000 for 3 years, which of the following options would fetch her the highest amount as interest?
I) Company A unde...
Praveen earned an interest of Rs. 10,400 by investing a certain sum with bank C under scheme III for two years. How much interest he would have earned h...
Farhan invested a certain amount of money 8 years ago. He put his money at the rate of 5% for the first 2 years, 7% per annum for the next 4 years and ...
The SI unit of acceleration is_________.
Mr. Manohar invested Rs.5,000 partly with Bank A under scheme III and remaining with Bank C under scheme IV for 2 years. The total interest after 2 year...
A person sells an article at 10% below its cost price. Had he sold it for ₹332 more, he would have made a profit of 20%. What is the original selling ...
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