Tech Mahindra Company Numerical Ability Simple & Compound Interest

A sum of money at simple interest amounts to Rs. 815 in 3 years and to Rs. 854 in 4 years. The sum is:
1) Rs. 650 2) Rs. 690 3) Rs. 698 4) Rs. 700

Read Solution (Total 1)

Option 3
SI for 1year= 854-815=39
SI for 3years= 39*3=117
Principal= 815-117=698
4 years agoHelpfull: Yes(0) No(0)

Tech Mahindra Other Question

A woman who goes to work long before sunrise every morning gets dressed in the dark. In her socks drawer he has 8 black and 10 blue socks. What is the probability that her first pick was a black sock, but his second pick was a blue socks? An article when sold at a gain of 10% yields Rs. 360 more than when sold at a loss of 8%. The cost price of the article is:
1) 2400 2) 1800 3) 2000 4) 3600