Question
The edge length of a regular tetrahedron is 10 cm. What
is its volume?Solution
Volume of a regular tetrahedron = (√2/12) * a³ = (√2/12) * 10³ ≈ 118 cm³. Answer: (A
Which of the following numbers will replace the question mark (?) in the given series?
17, 30, 44, 59, 75, ?
8, 12, 16, 22, ?, 64
4, 4, 8, 32, 256, ?
What will come in place of the question mark (?) in the following series?
1528, 1416, 1204, ?, 480, -32
204, ?, 120, 83, 52, 23
?, 6, 6, 9, 18, 45
51 52 48 57 ? 66 30
...12 48 192 ? 3072 12288
...11 22.5 47 102 236 ?
...23, 27, 39, 59, ?, 123