4 x 7 is 28, and 8 x 7 is 56. You can use 4 x 7 to find 8 x 7 by multiplying that first and doubling that quotient.
Half of 56 is 28, therefore doubling that allows us to find the quotient of 8 x 7.
Step-by-step explanation:
You Pemdas - Parenthesis , Exponents ,
Multiplication , Division , Addition , And Subtraction , And Thats Should Help You Get Your Answer
Answer:
16 Weeks.
Step-by-step explanation:
1050 - 150 = 900.
900 divided by 55 = 16.3.
Round down, because 3 is less than 5.
Therefore, Johnny can spend $55 each week for 16 weeks and have at least $150 left in his account.
Hope this helps.
Answer:
A =315 cm^2
Step-by-step explanation:
The area of a trapezoid is found by
A = 1/2 (b1+b2) *h
where b1 and b2 are the lengths of the bases and h is the height
A = 1/2 ( 13+29) *15
A = 1/2 (42)* 15
A =315 cm^2
