Question
378 ml of mixture ‘A’ contains milk and
water in the ratio 4:5 respectively. If the quantity of milk in mixture ‘B’ is 37.5% more than that in mixture ‘A’ and is 35% of the total quantity of mixture ‘B’ then find the total quantity of mixture ‘B’.Solution
Quantity of milk in mixture ‘A’ = 378 × 4/9 = 168 ml Quantity of water in mixture ‘A’ = 378 - 168 = 210 ml Quantity of milk in mixture ‘B’ = 1.375 × 168 = 231 ml Total quantity of mixture ‘B’ = 231/0.35 = 660 ml
A man invested a certain amount of sum at 12.5% per annum simple interest and earned an interest of Rs.2100 after 3 years. If the same amount is investe...
A man invested Rs. 30,000 at simple interest of 'x%' p.a. and received Rs. 45,000 after 2 years. If he had invested Rs. 30,000 at simple interest of 'x%...
A sum of money lent out at simple interest amounts to Rs.620 after 2 years and to Rs.1220 after a further period of 4 years. The sum is:
Rahul invested Rs. 2450 at a 40% per annum simple interest rate for 'y' years, and this investment yielded a total amount of Rs. 4410. Find the interest...
If Rs. 15000 is invested at 14% per annum, compounded yearly, calculate the interest earned in one year.
- Anjali invests Rs. 28,000 in scheme 'C' and Rs. 22,000 in scheme 'D'. Scheme 'C' gives 14% interest per annum for 2 years and scheme 'D' gives 11% per annu...
Ajay lent Rs. 80,000 to Rahul at compound interest of 5% p.a. (compounded annually) for 2 years. Rahul tricked Ajay by paying simple interest instead. F...
Find the difference between True discount and Simple Interest on Rs. 7200 due after 5 years @ 4% per annum.
A laptop charger is sold for Rs.2,540 in cash or for a down payment of Rs.1,340 in cash together with Rs.1,205 to be paid after one month. Find the rate...
Rohan deposited Rs. ‘Y’ in a bank offering compound interest of 10% p.a. compounded annually. After 3 years, he invested the amount received from th...