What will come in place of question mark (?) in the given questions ?
$$8\frac{1}{4} \times 2\frac{2}{5} \times ? =12$$
For the following questions answer them individually
The simple interest at the rate of 6% p.a. received on a principal of Rs. X was RS.482.40 when invested for 3 years in scheme A. If scheme B offered compound interest compounded annually at 10% p.a., what was the interest received by investing Rs. (X-680) for 2 years in scheme B ?
Mary paid 15% of her monthly salary towards an EMI. From the remaining salary. she paid 10% as Internet bill and 20% as rent. If after the mentioned expenses she was left with Rs. 24,990 /-, what was Mary's monthly salary ?
The sum of four consecutive even numbers is 107 more than the sum of three consecutive odd numbers. If the sum of smallest odd number and the smallest even number is 55. What is the smallest even number ?
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