Answer: 16
Step-by-step explanation:
let a = your present age
a = 2(a+4) - 2(a-4)
a = 2a + 8 - 2a + 8
a = 2a - 2a + 8 + 8
a = 16 yrs is your age
Answer:
4x
Step-by-step explanation:
So what you wanna do is look everywhere a point is on a line perfectly. Then see how much it takes per point that's on a line perfectly
320 has the same value as 32 tens
Answer:
Step-by-step explanation:
In No.1
First you find the total number of girls which is 56-20 =36 girls in total
So to get number of boys who watched tennis 20-13=7 boys watched tennis
To get number of girls who didnt watch you do 36-17=19 girls who watched
Then add o get the totals
No.2
First you get the total number of male 80-47=33 males
Next you find the number of females doing phyisics 33-19=14 females
Next you find the number of females doing chemistry by 47-(18 + 14)=15 females
To get the number of males diong chemistry 21-15=6 males
Number of males doing biology 33-(19+6)=8
Then find the remaining totals
2
No. 2 (b)
Because there is a high number of students doing physics and most of them are female
Answer:
3/10
Step-by-step explanation:
Brandon's jokes does the audience think are funny = 30%
What fraction of Brandon's jokes does the audience think are funny?
Express the percentage as a fraction
= 30%
= 30 / 100
= 3/10
The fraction of Brandon's jokes that the audience think are funny is 3/10
