David needs at least a 93 to get an average score of 90.
86+ 92+ 89+ 93= 360
360/4= 90
The answer & explanation for this question is given in the attachment below.
Answer:
2340 ft^2
Step-by-step explanation:
Assume the width to be...x
then the length to be....x + 7
Perimeter = 2(x)+ 2(x + 7)....lm multiplying by two because there is two sides(length and width)
;194 = 2x + 2x + 14
; x(width) = 45ft
then the Area = 45 × (45 + 7)
;AREA = 2340 ft^2
Answer: 20
Step-by-step explanation:
If the number is greater then 5 ( ex: 9, 8, 7) it will be rounded to the nearest whole number which in this equation would be 20
Answer:
Step-by-step explanation:
C. 878 and D. 1 are the only whole numbers. The rest are either mixed numbers or fractions.