Questions

If x stands for addition, / stands for subtraction, + stands for multiplication and - stands for division, then what is the value of 20 x 8 / 8 - 4 + 2 ?

If 1+y16-74, then the value of 5y-15

If 4x2 - 12x + k is a perfect square, then the value of k is

What is the reflection of the point (3, 2) in the line y = -2?

Which of the following is a greenhouse gas or a gas which can deplete the ozone layer?

The amount of BaSO4 formed on mixing an aqueous solution of 2.08 gm of BaCl2 and excess of dilute H2SO4 is ___.

(atomic weights : Ba = 137, Cl = 35.5, S = 32, O = 16)

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.
_____ the rain stopped, the concert had to be suspended.

Asiatic black bear and snow leopard is found in which of the following places?