Ratio of girls = 7/10
So, no. of girls = 200 × 7/10 = 20×7 = 140
Nine I believe, because fifth teen divided by five equals three
three times three equals nine.
Answer:
1/2 ornament in an hour
Step-by-step explanation:
Given


Required
Determine the ornaments per hour
This question implies that we calculate the unit rate.

Substitute values for Time and number of ornaments


<em>This implies that Constance can decorate 1/2 ornaments in an hour</em>
Answer:
Exponents first then multiplication then subtraction