Question
'A conference hall is floored with tiles measuring 1.2
meters by 80 cm. The hall has a length of 10.8 meters and a width of 4 meters. How many tiles are required to completely cover the floor?'Solution
ATQ;
Number of tiles used = (1080/120) × (400/80)
= 9 × 5
= 45 tiles
Find the wrong number in the given number series.
33, 42, 78, 159, 317, 528
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 31, 25.5, 36.5, 90, 353, 2838
12, 10, 23, 65, 265, 1289Â
- Find the wrong number in the given number series.
5, 30, 255, 860, 2105, 4130 Find the wrong number in given number series.
2206, 2230, 2278, 2394, 2566, 2950
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3, 6, 18, 72, 360, 2160, 15120In each of the following number series, one term is wrong. Find the WRONG term.
3, 8, 18, 40, 78, 158
4178, 2153, 928, 303, 78, 55Â Â
126Â Â Â Â Â 130 Â Â Â Â Â 114 Â Â Â Â Â Â 150Â Â Â Â Â 82 Â Â Â Â Â 186 Â Â Â Â Â 42
...Find the wrong number in the given number series.
24, 360, 629, 3148, 15742