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3 years ago

Sam can prepare 30 wall paintings in four weeks.How much time will he need to do 90 wall painting s

1 answer:

8 0

Sam needs 12 weeks.

explanation: if he can do 30 paintings in 4 weeks then find out if 30 can go into 90. since it can when you multiply it by 3, then also multiply 4 by 3 since he needs 3 times more than the original amount. in total, he will need 12 weeks

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Answer:

Step-by-step explanation:

Step 1: Determine quantity per liquid

liquid 1=7/8 cup

liquid 2=9/10 cup

Step 2: Derive expression to calculate total amount of mixture

The expression below can be derived;

T=a+b

where;

T=total amount of mixture

a=total amount of liquid 1

b=total amount of liquid 2

In our case;

a=7/8 cup

b=9/10 cup

replacing;

T=(7/8)+(9/10)=1 31/40 cups

The total amount of mixture=1 31/40 cups

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2 years ago

Sam can prepare 30 wall paintings in four weeks.How much time will he need to do 90 wall painting s​

Sam can prepare 30 wall paintings in four weeks.How much time will he need to do 90 wall painting s