Answer:
12
Step-by-step explanation:
12×4=48
48 rounded to the nearest 10 is 50
Answer:
16 ft
Step-by-step explanation:
Answer:
11
Step-by-step explanation:
Hello,
Given the original number n.

Multiply the number by 9.

Add 99.

Divide this sum by 9.

Subtract the original number, n, from the quotient.

Thank you.