For the following questions answer them individually
A trader had 6 quintals of wheat. He sold a part of it at 7% proļ¬t and the rest at 17% proļ¬t, so that he made a total proļ¬t of 11%. How much wheat did he sell at 17% proļ¬t?
Badki can bake 45 cakes in 9 hours, Badki and Chutki together can bake 80 cakes in 10 hours. How many cakes Chutki can bake in 40 hours?
Of the 5 numbers whose average is 72, the ļ¬rst is 1/8 times the sum of other 4. The ļ¬rst number is .---------------
The value of x for which the expressions 5x + 17 and 17x - 5 become equal is .--------------
If a merchant offers a discount of 30% on the list price, then he makes a loss of 16%. What % proļ¬t or % loss will he make if he sells at a discount of 20% of the list price?
A bank offers 15% compound interest per half year. A customer deposits Rs 8800 each on 1st January and 1st July of a year. At the end of the year, the amount he would have gained by way of interest is .
