300 digits/numbers are used.
150pages * 2(two sides to one page) = 300numbers
Hope this helps!!!
Answer:
Multiply equation
by 5 and
by 4
Step-by-step explanation:
Given:
Equations are 
To find: constant by which each equation should be multiplied to eliminate the variable
in the given system of equations
Solution:

Multiply equation (i) by 5 and (ii) by 4 to get the following equations:

On subtracting these equations, we get

So, the variable
gets eliminated
Answer:
A)
(Yes. It has a value between zero and one.)
B)
(No. It does not have a value between zero and one.)
C)
. (Yes. It has a value between zero and one.)
D)
(Yes. It has a value between zero and one.)
Answer:
A
Step-by-step explanation:
Given:
A bricklayer is able to set 2.5 bricks in one minute.
Required:
To find the number of bricks can he set in 8 hours.
Explanation:
8 hours =480 minutes.
2.5 bricks in one minute.
So for 480 minutes,

Final Answer:
1,200 bricks can he set in 8 hours.