The average of five consecutive number is 26, then the multiple of the first and the last number is

If Tan⁴x – Tan²x=1 then the value of Sin⁴x + Sin²x is__

Neena and Meena started a business with investment of Rs. 30,000 and Rs. 45, 000 Respectively. What will be the share of Meena from the profit of Rs.1,50,000 after  2 years?

Raju ate $$3\over 8$$part of a pizza and Adam ate $$3\over 10$$ part of the remaining pizza. Then Renu ate $$4\over 7$$ part of the pizza that was left. What fraction of the pizza is still left?

Given k = -3. Find the value of $$ {k^3+3k}$$. 

A dozen pairs of socks quoted at 180 are available at a discount of 20 %. How many pairs of socks can be bought for 48? 

A, B , C can finish a work in 10, 12, and 15 days respectively. They start working together. If B stops after 2 days, how long would it take A and C to finish the remaining work

What number must be subtracted from each of the numbers 55, 23, 43 and 19, so that the new values are in proportion?