You can use base ten blocks to find an answer by drwaing out models
He has $175, and needs $700. 700-175=525. 525 needs to be divided by how much he'll be saving a week (35). 525/35=15. He can save $35 a week for 15 weeks to reach his goal of $700 for a new computer.
Hope that helped.
The correct answer is <u>D) P = 2 · 12 + 2 · 7</u>
Regards :)
I got D. 7.5 because the sides are in a 4 to 1 ratio. The corresponding side of 40 on the smaller triangle is 10 and 40/10 is 4. to find the corresponding side of 30, do 30/4 and you get 7.5
Answer:
Step-by-step explanation:
percent increase = ((new number - original number) / (original number)) * 100
= ((910 - 650) / 650) * 100
= (260 / 650) * 100
= 0.4 * 100
= 40% <===== Maki's increase