Answer:
Integers are 4 and 6
Step-by-step explanation:
Let the two consecutive even integers be
such that 
Six times the lesser of the two consecutive even integers is 4 times the greater even integer.
So,

Other integer 
Answer:
75 units²
Step-by-step explanation:
PL² = 6² + 8²
PL² = 100
PL = 10
Triangles PAL and MPL are similar triangles
6/8 = PM/10
PM = 10 × 6/8 = 7.5
Area = 7.5 × 10
75 units²
Answer:
D.
Step-by-step explanation:
She cannot buy a negative number of notebooks. She can buy 0 notebooks, or 1 notebook, or 2, or 3, etc. The number of notebooks she buys must be a non-negative integer.
Answer: D.

where

, and we define

for

. The sum is adding up the areas of several trapezoids, each with dimensions determined by the values of

and

. (See the picture below)
So the number of deliveries made is approximately
Answer:
x = 4
Step-by-step explanation:
4(5x - 2) = 72
Do the distributive property
20x - 8 = 72
Then add 8 to both sides to get 20x alone
20x - 8 = 72
+ 8 + 8
20x = 80
Then divide both sides by 20 to get x

x = 4