Question
Vijay can do a piece of work in 32 days and Sanjay can
do the same work in 48 days. If Vijay works for 2 days and got Rs. 960, and the remaining work will completed by Sanjay, then how much rupee Sanjay earned?Solution
Assume total work = LCM (32, 48) = 96 If the entire work is 96 units, Vijay can complete 3 unit per day, and Sanjay can complete 2 unit per days In 2 days, Vijay completes 6 units and got Rs.960 i.e. Rs.160 per unit. Remaining work = (96 – 6)unit = 90 unit ∴ Sanjay earning = Rs.90 × 160 = Rs. 14400
Who discovered the electron?
The apparatus used in the refrigeration is
Which law describes the relationship between electric current and potential difference?
A storm is predicted if atmospheric pressure:
Cell was discovered by
Adhesive force is the force of
Temperature of the Sun is measured by
The amplitude of the sound wave depends on the
Mercalli scale is the instrument used for measuring the intensity of ___________.
One Kilowatt hour is equal toβ