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31. choose a strategy sarah had

$1.19 in coins. jeff asked her for change

for a dollar, but she did not have the

correct change. what coins did she have?

She had 4 pennies 4 dimes 1 quarter and one 50 cent.

Step-by-step explanation:

Consider the provided information.

Sarah had  $1.19 in coins. Jeff asked her for change  for a dollar, but she did not have the  correct change.

We need to find What coins did she have?

She don;t have exact change of $1 that means she don't have two 50 cents, or one 50 cent and 2 quarters or 4 quarters.

So the possible order for sum up of $1.19 is:

$0.01+$0.01+$0.01+$0.01+$0.1+$0.1+$0.1+$0.1+$0.25+$0.5 = $1.19

That means she had 4 pennies 4 dimes 1 quarter and one 50 cent.

the answers c

d. 8

step-by-step explanation:

the given radical expression is:

we can rewrite this as:

we express as square numbers to get;

the exponents will now cancel out to give.

the correct answer is d