Answer:
4. U = 54
5. C=80
Step-by-step explanation:
Basically you move the denominator to the other side and multiply. please take note of the signs(positve, negative)
28 = 3x+4x
x = 4
3x = 12
4x = 16
12:16 = 3:4
Answer:
C. the remainder must always be less than the dividend
Given:
Principal = Rs. 6000
Rate of simple interest = 6% per annum.
Time = 4 years
To find:
The simple interest and amount.
Solution:
Formula for simple interest:

Where, P is principal, r is the rate of interest and t is the number of years.
Putting P=6000, r=6 and t=4, we get



Now,



Therefore, the simple interest is Rs. 7440 and the amount is Rs 7440.
The percentage of walkers who got a ride is 37.5/3=12.5%
The number of that is 0.125*24=3 students.