Composite numbers arewhole numbers that have two factors and are not prime numbers, as they can be divided by more than two numbers. 13 and 17 are prime numbers. 12 is an even composite numbers. 15 is an odd even composite number as it is a multiple of 3 and 5.
`sqrt(7744)` - `sqrt(4761)` + `sqrt(8281)` + `sqrt(5625)` + ? = 1856
24% of 400 × 16% of ? = 384
Train M, ‘x’ metres long crosses (x – 30) metres long platform in 22 seconds while train N having the length (x + 30) metres crosses the same plat...
√(24²+285-8²-172) = ?²
[{(3 × 54 × 21)/63} + 6] / 6 = √?
236.23-653.23+696.23=?
5121.3 × 641.8 ÷ 80.5 = 8?
1090 + 237 + 30549 - 86 - 104 = ? x 6
