Answer:
height = 5cm
Step-by-step explanation:
Volume of the cuboid = length x breadth x height
7500 = 25 x 60 x height
height = 7500 / 1500
height = 5
Answer:
A
Step-by-step explanation:
A section is decreasing
Answer:
B.
Step-by-step explanation:
-5/-7×-11/-6
= (-5 * -11) / (-7*-6)
= 55 / 42.
A. = - (6/-11) = 6/11
-5/7 * 6/11 = -30/77.
B. - (-11/7) = 11/7
5/6 * 11/7
= 55/42.
0=40-10t-5t^2
t^2+2t-8=0
(t+4)(t-2)=0
t=-4 (not a solution) or t=2
Answer: after 2 seconds