Instructions

For the following questions answer them individually

Question 61

P lends Rs. 15,000 to Q for a simple interest 8% per annum and Q lends the same amount to R for a simple interest 11% per annum. Then the gain of Q in 3 years, in rupees, is

Question 62

In 4 year Rs.6000 amount became Rs.8500 for some rate of simple interest.Then period required for Rs.1200 to become an amount of 1825 at same rate of interest is

Question 63

A sum of money becomes Rs. 1,08,000/- after 3 years and becomes Rs. 1,92,000/- after 9 years on same rate of compound interest. Then, that sum of money is (in rupees)

Question 64

Asum of moneyis doubled at some compoundinterest in 8 years. The numberofyears in which the amount becomes 4 times with samerate ofinterestis

Question 65

An amount of Rs. 5,00,000/- becomes Rs. 5,51,250/- on some compound interest compoundedhalf-yearly in one year. Then the rate of compoundinterestis

Question 66

A person invested in three different schemes A, B and C atthe rates of simple interests-8%, 10% and 12% respectively. The amount invested in the schemeC is equal to 225%- of the amountinvested in scheme A and is also equal to 90% of the amount invested inschemeB. If the total interest earned by him in one yearis Rs. 48,000/-, then the amount â€œ theâ€™ personinvested in schemeC is (in rupees)

Question 67

A Bank lends Rs, 30,00,000/- to a person P at 12.5% simple interest and Rs. 10,00,000/- to another person Q at 10.5% simple interest, for t years. If the Bank received an interest of Rs. 16,80,000/- at the end of the period t, then t =

Question 68

Two persons A and B undertake to paint a house for Rs. 54,000/-, A alone can paint the house in 40 days and Balone canpaint the house in 45 days, A and B along with a third person C complete painting in 20 days. Then, the share of C is (in rupees)

Question 69

A person A takes $$7\frac{1}{2}$$ days to finish $$\frac{5}{8}^{th}$$ of a work then the number of days required for A to finish the complete work is

Question 70

A and B can complete a workin 20 days .B and C can complete the same work in 24 days.The work was started by A and he work for 8 days,then after B wors for 11 days and the C completes the remaining work in 22 days,then the number of days required for c alone to complete the work is