Question

dani counted the number of coins she had in her piggy bank. she made a bar graph of her data. piggy bank coins in total, how many more quarters and pennies are in the piggy bank than dimes and nickels combined? a 42 c 14 b 20 d 10

Explanation:

Step1: Determine number of quarters

From the bar - graph, the number of quarters is 28.

Step2: Determine number of pennies

From the bar - graph, the number of pennies is 14.

Step3: Calculate sum of quarters and pennies

$28 + 14=42$

Step4: Determine number of dimes

From the bar - graph, the number of dimes is 16.

Step5: Determine number of nickels

From the bar - graph, the number of nickels is 16.

Step6: Calculate sum of dimes and nickels

$16 + 16 = 32$

Step7: Calculate the difference

$42-32 = 10$

Answer:

D. 10