Answer:
negative
Step-by-step explanation:
A negative value raised to an even exponent is positive
A negative value raised to an odd exponent is negative
= - 512 ← negative
= 256 ← positive
For the 4/5 you do a number line all the way to 4/5 first u start off with 1/5 then 2/5 and so on
Answer:
1. 8 hours 2. 12 pumps
Step-by-step explanation:
1. 80 ×10=800
there are 800 miles between abuja and lagos
800÷100=8
it will take 8 hours
2. with 3 pumps it takes 36 hours. you need to be 4 times quicker so you need 4 times more pumps.
4×3=12 pumps
Answer:
Y= 2x+2
Step-by-step explanation:
line equation is y=mx +c
m is the gradient = 2
We are given an x and y value
X= 1
y= 4
substitute that into the equation:
4= 2(1) +c
2=c
Put all the equation together:
Y= 2x+2
Answer:
100 minutes
Step-by-step explanation:
1 hour = 60 minutes.
(2 / 3) * (1 hour) =
40 minutes
So the movie was 1 hour 40 minutes
REMEMBER:
1hr = 60 mins
60 mins + 40 mins = 100 mins
Hence, the answer is 100 mins
