PS = PR+RS
PS = 18.8+13.7 = 32.5
Ratio= 2:3 add them together= 5. 20 divided by 5= 4.
4x2=8
3x4=12
8 girls and 12 boys
Answer:
-7
Step-by-step explanation:
(7 4/9 −8)∙3.6–1.6∙( 1/8 − 3/4 )+1 2/5 ÷(−0.35)
PEMDAS, parenthesis
-5/9∙3.6–1.6∙(1/8-6/8)+1 2/5 ÷(−0.35)
PEMDAS, division
-5/9∙3.6–1.6∙-5/8-4
PEMDAS, multiplication
-5/9∙ 18/5– 8/5 ∙-5/8-4
-2-1-4
PEMDAS, subtraction
-7
Hope this helps! Please mark brainliest :)
Step-by-step explanation:
hjh e e l c ma'am ww ww I can get a few