Pls help I’ll brain lest ASAP

Explain how you can use the associative property to evaluate (7x50)x4.

The two square pyramids are similar. find the total volume of both pyramids if the ratio of their surface areas is 9/16

Frank owns a $141,000 home, for which he has a 30-year mortgage in the amount of $700 a month. once he has paid off mortgage, how much will he have paid in investment? a. $111,000 b. $109,000 c. $120,000 d. $141,000