A man can do a piece of work in 30 hours. If he works with his son then the same piece of work is finished in 20 hours. If the son works alone he can do the work in
Given that man can do a work in 30 hr In 1hr, work done by Man = 1/30 Along with Son, Man can do work in 20 hr In 1hr, work done by Man and Son = 1/20 => In 1hr, work done by son = 1/20 – 1/30 => work done by son in 1hr = 1/60 Therefore, son takes 60hr to complete the work.
The profit earned when article is sold for Rs. 1280 is 23 times of the loss incurred when it is sold for Rs. 800.Find the CP?
Jaideep invested two equal sums at 12% simple interest p.a. for 8 years and 10 years respectively. If the difference in interest earned is Rs.14...
A woman invests Rs. 2000 at the start of each year at 5% compound interest per annum. How much will her investments be at the end of the 2nd year?
A certain amount earns simple interest of Rs. 1420 after 4 years. Had the interest been 5% more, how much more interest would it have earned?
The interest earned on investing Rs. 'P' for 5 years at simple interest of 10% p.a. is Rs. 500 more than the interest earned on investing Rs. (P - 1,500...
Amit invested Rs. 96,000 in two SIPs labeled 'P' and 'Q.' SIP 'P' offers an annual interest rate of (p - 3)%, and SIP 'Q' offers (p + 3)% interest, both...
Meera deposited Rs. ‘W’ in a bank offering compound interest of 9% p.a. compounded annually. After 3 years, she invested the amount received from th...
A man invested a certain amount of sum at 12.5% per annum simple interest and earned an interest of Rs.2500 after 5 years. If the same amount is investe...
In what time will Rs. 45000, at 4% per annum, produce the same interest at Rs.18000 does in 5 years at 8% simple interest?
Yeshudas borrowed a certain amount from a Bank at an interest rate of 2.5% p.a. and after 4 years , he repaid a total amount of 46,200 to the Bank. How ...
