To solve for an unknown number, you have to keep isolating it till it is all alone:
A=P(1+rt)
(1+rt)=A/P
rt=A/P -1
r=(A/P-1)/t
Answer:
The value of x is 8/5
Step-by-step explanation:
(35/6)x + (8/3) = 12
(35/6)x = 28/3 (cross multiplication)
105x = 168
x = 8/5
The correct answer is: [A]: " 8 √3 " .
_______________________________________________
Note:
√192 = √64 * √3 = 8 √3 ; which is: "Answer choice: [A] ."
_______________________________________________
Answer:
It takes 0.145 hours
Step-by-step explanation:
Given:
Distance = 8 miles
Speed = 55 miles per hour
To Find:
Time taken = ?
Solution:
The time taken for an object to travel a particular distance with a average speed can be found by
Now Substituting the given values , we get
Time taken will be 0.145 hours
Answer:
200
Step-by-step explanation:
2000 girls :1000 boys
2000 +1000 =3000
20% of 3000 = 600
I girl : 2 boys
1+2=3
600÷3 = 200
200 boys wore glasses
