When figuring out what number goes both into 21 and 28, you should look at the factor paris.
21: 1 x 21, 3 x 7
28: 1, 28, 2 x 14, 4 x 7
7 goes into both 21 and 28.
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28 is the answer. if 12 is 15% of a number ,the number is 80. 35% of 80 is 28
21 over 10 as a mixed number is 21/10
The divisors of 21 are: 1, 3, 7, 21.
To convert the improper fraction 6/21 into a mixed number, you divide the numerator (6) by the denominator (21). This division gives you a quotient of 0 with a remainder of 6. Therefore, the mixed number equivalent of 6/21 is 0 6/21 or simply 6/21.
x + (-12) = 28 So x = 28 + 12 = 40