3 years ago

What is 80 percent of 90

Mathematics

2 answers:

fredd [130]3 years ago

6 0

80 percent of 90 is 72

Karolina [17]3 years ago

3 0

80 percent of 90 is 72! :)

You might be interested in

một hộp đựng 11 tấm thẻ được đánh số từ 1 đến 11. tính số cách lấy ra 4 tấm thẻ từ hộp đó để tổng các số ghi trên 4 tấm thẻ ấy l

Whitepunk [10]

Answer:

16/33

Step-by-step explanation:

Tổng của cả 4 tấm thẻ là một số lẻ khi:

Có 1 thẻ là lẻ, 3 thẻ còn lại là chẵn, có: 6C1.5C3=60 cách

Có 3 thẻ là lẻ, 1 thẻ là chẵn, có: 5C1.6C3=100 cách

Suy ra có 160/11C4=16/33 cách

3 0

3 years ago

Your heart beats 320 times in 5 minutes. What is your heart rate?

iVinArrow [24]

Answer:

1,600

Step-by-step explanation:

6 0

3 years ago

Read 2 more answers

C) A researcher has extracted two samples from the same target population, sample A and sample B. Sample A has a mean of 25 kg w

aleksandrvk [35]

Answer:

dsgberhyujxgkloyjnhbgfvbhnjklkjhbgfdfghjkiopolkjhgfew

Step-by-step explanation:

3 0

3 years ago

Which number is not in scientific notation? 7 ⋅ 1024 0.8 ⋅ 103 1.09 ⋅ 10–2 1.8 ⋅ 10–5

Komok [63]

0.8 x 103 because the first number cant be less then 1 or more then 9 you would have to move the decimal to make the equation correct

7 0

3 years ago

Find the perimeter of a rectangle that is 3 inches long and 4 inches wide.

katen-ka-za [31]

Answer:

14 inches

Step-by-step explanation:

Perimeter of a rectangle

= 2(l + w)

Given length L = 3 inches and

Width w = 4 inches

Perimeter = 2(3 + 4)

Simplify the bracket

2 x 7

14 inches

4 0

3 years ago

Read 2 more answers