Exams

Arrange the given words in the sequence in which they occur in the dictionary.

i. Obstacle
ii. Obscure
iii. Obsession
iv. Obstruct

If p = 72-72-72-72-.....∞, then find the value of 2p2+1?

What is the value of (cosec60 - 1/2) ?

If x = 4 + √15, then what is the value of [x2 + (1/x2)]?

Consider the following information and answer the questions based on it.

Out of 60 people in a colony, 10 speak only Bengali, 5 speak only Assamese, 10 speak both Hindi and Odia, 12 speak both Marathi and Hindi, 13 speak English, Tamil and Marathi, 5 speak both Assamese and Hindi and the remaining speak both Bengali and Hindi.

How many people speak more than one language?

If Tan A = 15/8 and Tan B = 7/24, then Cos (A + B) = ?

The following equation is incorrect. Which two signs should be interchanged to correct the equation?

8 + 2 - 40 ÷ 5 x 16 = 44

Find the volume (in cm³) of a cube of side 4.5 cm.