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Total surface area of the hemisphere = 3 × π × radius2 = 3 × 3.15 × radius2 = 604.8 So, radius2 = 604.8 ÷ (3 × 3.15) = 64 So, radius = √64 = 8 cm So, volume of the sphere with the same radius = (4/3) × π × radius3 = (4/3) × π × radius3 = (4/3) × 3.15 × 83 = 2150.4 cm3
What should come in place of the question mark (?) in the given series?
153, 166, 159, 185, 171, ?
28 57 172 689 ? 20677
...2 3 3 ? 49 254
...Study the given pattern carefully and select the number that can replace the question mark (?) in it.
4 7 6
15 ? 21
44 68 60
40, 20, 30, 75, ?, 1181.25
979.001 + 4.0087× 82.79 = ?
...16 9 ? 13.25 22.625 36.3125
...5, 14, 41, 122, 365, 1094, ?
If 14, 32, x, 50, -13, 86,
then, find the value of (10x + 5x – 20)?
...5, 8, 17, ?, 37, 48
