C. 30%
you just need to add 1785 and 765 which would give you 2,550. From there, I honestly just guessed 30% then figured out 30% of 2550 which is 765.
The least common multiple of 24 and 36 is 72
True because their sum is 90 degrees.
Answer:

Given:
Total number of boys and girls in class = 42
Total number of girls = 10 more than the boys
To Find:
Total number of boys
Step-by-step explanation:
Let total number of boys be 'x'


So,
Total number of boys = x = 16