Question
When was the Central Pollution Control Board
formed?Solution
The Central Pollution Control Board (CPCB) was formed in September 1974. It was established under the Water (Prevention and Control of Pollution) Act, 1974, and subsequently entrusted with the powers and functions under the Air (Prevention and Control of Pollution) Act, 1981.
- What will come in place of (?), in the given expression.
β2025 + 35% of 400 = ? β(24 Γ 5 Γ· ?) Γ 4 = 56 + 34 β 10
(20% of 15% of 600 β 6) Γ 5 + 84 = ?2Β
(13)2 + 6 × (19)2 – 312 × 4 = ?
What will come in the place of question mark (?) in the given expression?
(18 Γ 8 Γ· 12) Γ 10 = ?
`sqrt(5476)` + 40% of 1640 = ? `xx` 4 - 2020
{(81% of 800 + 28 Γ 4) β 27 Γ ?} = 11 Γ 20
2(1/3) + 2(5/6) β 1(1/2) = ? β 6(1/6)
- What will come in the place of question mark (?) in the given expression?
(6/11) of 121 - ?% of 100 = 5Β² + 5 If x + y + 3 = 0, then find the value of x3 + y3 – 9xy + 9.