Exams

If R019 is divisible by 11, find the value of the smallest natural number R?

Pipes A and B, when working together, can fill an empty tank in 8 hours. If B is stopped after 2 hours, it will take a total of 11 hrs to fill the tank. How long would it take A to fill the empty tank alone?

In what time will Rs.4400 become Rs.4576 at 8% per annum interest compounded half-yearly?

The pH of a solutiion is 3. When its pH changes to 6, then H+ ion concentration

Two fractions are such that their product is ­2/5 and sum is 1/15. What are the two fractions.

In a certain code language, '-' represents '+', '+' represents 'x', 'x' represents '÷' and '÷' represents '-'. Find out the answer to the following question.

3 - 10 + 40 x 80 ÷ 6 = ?

In which year Bhutan adopted its Constitution?

In the following question, the sentence given with blank to be filled in with an appropriate word. Select the correct alternative out of the four and indicate it by selecting the appropriate option.

Science helps us in ______ at the answer, but the main decision lies with ourselves.