`100^2 + 20^2 + 5^2` is equal to​

2(2/3) // 5 is equal to:

The value of cos^2 5^@ + cos^2 10^@ + cos^2 15^@ + cos^2 20^@+ cos^2 70^@ + cos^2 75^@+ cos^2 80^@ + cos^2 85^@ is equal to

40% of [ 100 – 20% of 300] is equal to

((1.49xx14.9-0.51xx5.1)/(14.9-5.1)) is equal to (a) 0.20 (b) 2.00( c) 20 (d) 22 is equal to

100xx2.88 is equal to

For any 2xx2 matrix, if A\ (a d j\ A)=[10 0 0 10] , then |A| is equal to (a) 20 (b) 100 (c) 10 (d) 0

Find : 2 + 2 / ( 2 + 2/5 ) is equal to :