Question
Under which act was the Central Pollution Control Board
(CPCB) constituted in September 1974?Solution
The CPCB was constituted in September 1974 under the Water (Prevention and Control of Pollution) Act, 1974, and later entrusted with powers and functions under the Air (Prevention and Control of Pollution) Act, 1981.
1549.8 ÷ 8.2 + 65.6 × 55 = (? × 4) + (42 × 30.5)
- What will come in the place of question mark (?) in the given expression?
(40 ÷ 5 + 56 ÷ 8) X (? - 42) = 120 36 x 3.6 ÷ 0.5 ÷ ? = 64
24% of 15% of 500 + 122 = ?2 – (232 ÷ 2)
- What will come in place of the question mark (?) in the following questions?
300−40% of 200=? 26 2 – 13% of 400 + (529 ÷ 23 2 ) = ? 2Â
182 + 10 × 12 - ? = 312
(117 + 93 - 10) ÷ 40 = ? - 12 X 2
1.25 × 36 + 2.75 × 40 = ? × 3.1
25% of 160 × 18 = ? – 24