7 and a half
It is 15.5 or 15 and a half.
15 multiplied by 1/2 is 7 1/2
2 goes into 15 7 times with 1 remainder
2 and 1/2, also 5/2, times 3/5 is 15/10, which reduces to 1 and 1/2.
6/8 x 1/2 x 2/5 = 0.15 or 15/100 or 3/20 or 15%
11/2 * 5 = 3/2 * 5 = 15/2 which cannot be simplified.
It is: 2.5 times 15 = 37.5
15.75, 15 and 3 quarters
1/4
3 3/4 tablespoons is 15/4 tablespoons; 1/2 that is 1/2 times 15/4 = 15/8 tablespoons or 1 and 7/8 tablespoons
One quarter
1.5 multiplied by 15 is 22.5