Question
Find the time taken by a pipe, which releases 400
m3 of water in a minute to fill an empty cylindrical tank of radius 20 m and height 14 m. [Take π = 3]Solution
Volume of tank = 3 × 202 × 14 = 16800 m3 Required time taken = 16800/400 = 42 minutes
63Â Â Â Â Â 98Â Â Â Â Â 140Â Â Â Â Â 192Â Â Â Â Â 251Â Â Â Â 318
...1001, 934, 863, 790, 711, 630, 539
Find the wrong number in the given number series.
120, 126, 138, 162, 220, 306
Find the wrong number in the given number series.
1, 3, 10, 21, 64, 129, 356, 777
Find the wrong number in the given number series.
119, 200, 300, 417, 565
- Find the wrong number in the given number series.
7, 14, 28, 56, 90, 224 14, 16, 22, 46, 172, 886
Find the wrong number in the given number series.
16, 24, 36, 54, 81, 120.5
The following numbers form a series. Find the odd one out.
200, 175, 159, 143, 134, 133
18Â Â Â Â Â 45 Â Â Â Â Â 90 Â Â Â Â Â Â 235Â Â Â Â Â 450 Â Â Â Â Â 1125 Â Â Â Â Â 2250
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