The compound interest on a certain amount for 2 years at the rate of 8 p.c.p.a. is Rs.312. What will be the simple interest on the same amount and at the same rate and same time?

Three numbers are in the ratio of 3: 4:5 respectively. If the sum of the first and third numbers is more than the second number by 52, then Which will be the largest number?

(42)2÷6.3 x 26 =?

? 125÷5x ?=6265

(1024—263—233)÷(986—764— 156) =?

4.576÷ ? X114=8208