Exams

20 pens and 46 pencils were purchased for Rs. 235. If the average price of a pencil is Rs. 2.50 then calculate the average price (in Rs.) of a pen.

Yayati sold an item at a loss of 13%. If he had sold it for Rs. 49 more, he would have made a profit of 22%. What should be the selling price of the item to gain a profit of 30%?

A missile travels at 1206 km/h. How many metres does it travel in one second?

Bajirao I (1720–1740 AD) was the ruler of which dynasty?

What is the resistance (in ohm) of an electrical component if a current of 0.5 A passes through it on application of 20 V of potential difference across it?

Persons with type AB blood are sometimes called universal donors.

A student multiplied a number by 6/7 instead of 7/6. What is the percentage error in the calculation?

If L : M = 3 : 5 and M : N = 2 : 3, then N : L = ?