First add up the total parts in the ratio.
5 + 4 = 9
Now we need to know the value of each part
36 / 9 = 4
The girls has total of 4 parts, therefore we can just multiply the number of parts by the amount in each part
4 x 4 = 16
So there r 16 girls in the class
Answer:
£39.95
Step-by-step explanation:
multiply it by £7.99×5
Standard form means " number form" So the answer is 69,108.
Answer:
$179.99
Step-by-step explanation:
Take total cost and multiply by the percent in decimal form
$199.99*0.10
=$19.99
Subtract the 10% from the original sum
$199.99-$19.99
=$179.99
First, multiply the numbers in the <span>parentheses, which is </span>3 times 7 is 21.
Then divide 40 by 1. 40/1 = 40
40 plus 3 is 43, 43 minus 21 is 22.
PLus 7 minus 5 is 24.
