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professor190 [17]
3 years ago
9

60% of the 50 students in Jessie’s gym class are 12 years old. How many students in Jessie’s class are 12 years old?

Mathematics
2 answers:
viva [34]3 years ago
5 0

Answer:

30 students

100 ÷ 20 = 50

60 ÷ 2 = 30 students

30 of the 50 students are 12 years old.

Step-by-step explanation:

60% of 50

60 : 100

X : 50

60/100 × 50

3/5 × 50 = 30

andrezito [222]3 years ago
3 0

Answer:

60 ÷ 2 = the number of students who are 12 years old.

60 ÷ 2 = 30 students

30 of the 50 students are 12 years old.

Step-by-step explanation:

Change the percent to a decimal

.60 *50 =30

We can rewrite the decimal as a fraction

60/100 *50

We can change the order

60 * 50/100

60 *1/2

Multiplying by 1/2 is the same as dividing by 2

60 ÷ 2 = the number of students who are 12 years old.

60 ÷ 2 = 30 students

30 of the 50 students are 12 years old.

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