Answer:7
Step-by-step explanation:
Remember,
PEMDAS
Begin by 3 / 1/3 = 1
1+1=2
9-2 = 7
Answer:
400m(if the length of sides is 100m)
4L
4×100
=400m
5 weeks
19x5=95 95+95=190
10x5=50 50+140=190