Question
{18 × 5 + 48 ÷ 8} × 8 = ? +
684 What will come in the place of question mark (?) in the given expression?Solution
ATQ, {18 × 5 + 48 ÷ 8} × 8 = ? + 684 ? + 684 = 90 × 8 + 48 = 768 ? = 768 – 684 = 84
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30Â Â Â Â Â Â 15Â Â Â Â Â Â Â 15Â Â Â Â Â Â Â 30 Â Â Â Â Â Â Â 120Â Â Â Â Â Â Â ?
...19, 37, 65, 91, 127, 169
If 14,   32,    x,   50,    -13,   86,Â
then, find the value of (10x + 5x – 20)?
...6 6 13 39 ? 226
...7 13 15 29 31 57
...24 47 137 ? 2679 16049
...16, 54, 128, ‘?’, 432,686
Find the maximum number of trees which can be planted, 25 meters apart, on the two sides of a straight road 2125 meters long
7, 14, 42, 210, 1470, ?
315 146 267 ? 235 210
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