Total songs = 1240
Rock songs = 40%
Songs that are not rock = 100 - 40 = 60%
It would be: 1240 * 60% = 1240 * 0.60 = 744
In short, Your Answer would be 744
Hope this helps!
Answer: Our required formula becomes :

Step-by-step explanation:
Since we have given that

We need to write a formula for f(b) in terms of b So, it becomes

Hence, our required formula becomes :

32 is the answer and it is adding 5 everytime
Answer:
score = 63
Step-by-step explanation:
1. To write the proportion take the score of the test over the number of points and set it equal to the percent over 100
score 90
----------- = -----------
70 100
Using cross products
100 * score = 90*70
100 score = 6300
Divide by 100
100/100 * score = 6300/100
score = 63