Answer:
$299
Step-by-step explanation:
Given that 70% is $230 you can divide this by 7 to get 10%.
10% is 23. The remaining percentage we need is 30.
Soo 10% x 3 = 30%. (23x3)
23 x 3 = 69.
69 + 230 = $299
Answer:
D; is the right answer hope it helps ;)
Step-by-step explanation:
Answer:
D
Step-by-step explanation:
The area (A) of a trapezoid is calculated as
A = 0.5h(a + b)
where h is the perpendicular height and a, b the parallel sides.
Given A = 120, then
0.5 × 8(a + b) = 120, that is
4(a + b) = 120 ( divide both sides by 4 )
a + b = 30 cm → D
Answer:
Step-by-step explanation:
Given the following :
Number of laptops in 2015 = 759
t(x) = 75x + 759 ; model to determine number of laptops at the school. X years after 2015.
Number of laptops in the school in 2020:
