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CSA = 2 × π × radius × height
= 2 × (22/7) × (2.2/2) × 1.75
= 2 × (22/7) × 1.1 × 1.75 = (84.7/7) m²
Area in 1 minute = 14 × (84.7/7) = 1,185.8/7 m²
Area in 12 minutes = 12 × (1,185.8/7) = 14,229.6/7 = 2,032.8 m²
In a certain code of language, ‘+’ represents ‘x’, ‘-‘ represents ‘+’, ‘x’ represents ‘÷’ and ‘÷’ represents ‘-‘ what ...
If A denote ÷, B denotes x, C denotes + and D denotes -, what is the value of the given expression?
32 B 40 A 8 C 10 D 12
If 22 – 16 means 352, 450 + 50 means 9, 9 ÷ 3 means 12, 11 x 8 means 3, then ' 280 – 5 x 240 ÷ 450 + 9 x 26' = ?
Select the correct combination of mathematical signs that can sequentially replace the * signs and make the equation correct.
25 * 55 * 30 * 66 * 48 = 48
If ‘$’ means ‘÷’, ‘#’ means ‘×’, ‘@’ means ‘-’ and ‘%’ means ‘+’, then the value of 65 @ 21 $ 3 # 5 % 7
...A seller sold a vehicle for Rs. 81,000 with the loss of 10%. At what price be sold to earn 10% profit?
Select the correct sequence of mathematical signs to replace the ‘@’ signs so as to balance the given equation.
252 @ 28 @ 11 @ 5 @ 22 = 42
Which two signs should be interchanged to make the following equation correct?
7 × 6 ÷ 3 – 6 = 40 + 20
Select the correct combination of mathematical signs that can sequentially replace '*' sign and balance the equation given below.
88 * 16 * 4 * 1...