Question
Vijay can do a piece of work in 10 days and Sanjay can
do the same work in 15 days. If Vijay works for 4 days and got Rs. 1680, and the remaining work will completed by Sanjay, then how much rupee Sanjay earned?Solution
Assume total work = LCM (10, 15) = 30 If the entire work is 30 units, Vijay can complete 3 unit per day, and Sanjay can complete 2 unit per days In 4 days, Vijay completes 12 units and got Rs.1680 i.e. Rs.140 per unit. Remaining work = (30 – 12)unit = 18 unit ∴ Sanjay earning = Rs.18 × 140 = Rs. 2520 Â
If the simple interest for 6 years be equal to 60% of the principal. It will be equal to the principal after
Neha borrowed some money from Priya at 6% p.a. simple interest for 6 years. After 6 years, she returned the amount to Priya and again borrowed 3/5th of ...
In what time will Rs. 15000 amount to Rs. 19965 @ 10% compound interest?
The interest received on investing Rs. (5p + 150) on simple interest at 15% p.a. for 2 years is Rs. (2p + 240). Find the ratio (p - 90):(p + 60)
A man invested Rs. 15,000 at simple interest of 'x%' p.a. and received Rs. 30,000 after 2 years. If he had invested Rs. 30,000 at simple interest of 'x%...
'Meeru' deposited Rs. 9,600 in a SIP at simple interest of 15% p.a. If she earned Rs. 7,200 as interest, then find the duration (in years) for which the...
Arjun borrowed Rs. 5000 at R% S.I. and Rs. 6000 at (R + 5)% S.I. for 2 years. The total interest paid was Rs. 2800. Find the rate at which he borrowed R...
Nisha deposited Rs. ‘P’ in a bank offering compound interest of 11% p.a. compounded annually. After 2 years, she invested the amount received from t...
A man invested Rs. 'A' at simple interest of 10% and Rs. 'A + 3000' at simple interest of 8% p.a., for 6 years each. If the interest earned from both in...
Shivam invested 24000 at 15% p.a. simple interest for ‘x’ months. If at the end of ‘x’ months, he received a total amount of Rs.26400. What is t...