Answer:
Step-by-step explanation:
Answer:
The cost of each exercise book is 25 sh.
The cost of each pen is 8 sh.
Step-by-step explanation:
Write down the system of equations and then solve.

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Answer:
It is 4.5
Step-by-step explanation:
You can estime so 82 as 80 and 352 and 350 and the so the clossest is 4.5
Step-by-step explanation:
4:3
4+3=7
4x + 3x= 7x
7x is the total sq.cm which is 300
7x= 300
x= 300/7
= 42.8
length= 4x
= 4 × 42.8
= 171.42
breadth= 3x
= 3 × 42.8
= 128.4
Answer:
22
Step-by-step explanation: