Answer:
B. $145.00
Step-by-step explanation:
4(x+15)= 640
or, 4x+60=640
or, 4x = 640-60
or, 4x = 580
or, x = 580/4
x= 145
Answer:
Step-by-step explanation:
trapezium area
A=a+b/2(h)
Whole: A=8+10/2(6)
A=54 cm
Hole: 5+7/2(3)
a=18
54cm-18cm= 36
area of shaded region is 36cm.
D and E I believe would be the correct choices, 7x4 gives you 28 and 7x7x7x7 gives you 2,401.
Answer: You can divide a number by a fraction by flipping over the fraction and multiplying them together.
Step-by-step explanation:
For example:
Lets say we wanted to divide 8 by 3/4
8÷
Change the division symbol into multiplication, and flip over the fraction (a great way to remember doing this is to remember the phrase <em>Copy Dot Flip </em>- Copy the first digit as it is, put a dot for multiplication, and then flip the fraction over)
8 ·
Now, just multiply and reduce/simplify the fraction if needed
<u>Final answer is </u><u>, no need to simplify or reduce</u>
Hope that helps!!
If x is greater than 0, x can be 1, 2, or 3, or any positive number greater than 0.