Answer:
78
Step-by-step explanation:
A^2 + B^2 = C^2
30^2 + 72^2 = 6084.
Square root of 6084 = 78.
1.2 I’m so sorry if it’s wrong.
In the 7th and 8th grade combined, there 3+5 girls = 8 girls, and 7+5 boys = 12 boys. If there are only boys and girls, then there are 12+8=20 students in all.
The fraction of girls out of the total is P = 8/20 = 2/5.
Answer:
$20.11 (assuming S325 was meant to be $3.25)
Step-by-step explanation:
50.00 - 5.52 = 44.48
44.48 - 3.25 = 41.23
41.23 -21.12 = 20.11
Hope this helps <3