Out of 5,400 raffle tickets sold at the carnival, 180 are winners. At this same rate, how many winning raffles tickets can be expected if 8,100 raffle tickets are sold? 247
Answer:
<h2>b. (144 + 121)(144 - 121)</h2>
Step-by-step explanation:
Use a² - b² = (a + b)(a - b)
144² - 121² = (144 + 121)(144 - 121)
Salutations!
<span>The ratio of boys to girls in a school is 5:4. if there are 180 students, how many girls are there?
Let the number of girls and boys be 'x'.
</span>

<span>
Add 5 and 4
</span>

<span>
</span>

<span>
Now, multiply the ratios by 20.
Boys =
20 </span>× 5 = 100
Girls = 20 × 4 = 80.
There were 80 girls.
Hope I helped (:
Have a great day!
Answer:
$4.25
Step-by-step explanation:
According to the question,she paid $0.25 for one day overdue,
So she kept the book for 17 days so we are to determine the amount he paid for the overdue
1 day=$0.25
17 days=x
Cross multiply
x=17×0.25
x=4.25
So she will have to pay $4.25 for 17 days overdue
Answer:
There are many areas but
Step-by-step explanation:
Area of square is L × W
where you multiply both length × width you get the answers squared
Area of a cube is L × W × H
this is where you multiply all length × width × height and get the answer cube