First you need to know the prime numbers from 1-10.
They are 2, 3, 5, 7,
1st draw: P(prime) = 4/10
2nd draw: P(prime) = 3/9
Multiply these numbers 12/90 = 2/15
Answer:
The two grades that have a proportional relationship between the numbers of girls and boys are and grade 6 and 8
Step-by-step explanation:
Girls: Boys
9 : 12 (grade 6)
15 : 20 (grade 8)
3 : 4
Answer:
9,288 ÷ 43 = 216
Step-by-step explanation:
9,288 ÷ 43
First divide 9,288 by 43 we get quotiest as 216 and remainder 0
= 216
First can you change
2x + y = -12
To have y as the subject
Looks like y = ???