To make a fraction like this into a mixed number all you have to do is multiply the whole number times the denominator which would be 64; then add the numerator to your number which makes it 73 then add the denominator to the bottom. Thus, 73/8.
Answer:
1.25kg
Step-by-step explanation:
useing the problem the half life equation will be:
f(x)=5(0.5)^(x/140)
x is amount of days
so plugging in 280 for x will get 1.25kg
Answer:
x *2 + (28-x)*4 = 100
Step-by-step explanation:
Given
Total number of questions in the paper = 28
Out of these 28 questions let us say that x number of questions are of 2 points and 28-x questions are of 4 points.
Also, the complete test is of 100 marks
Thus, the linear equation representing the
x *2 + (28-x)*4 = 100
Answer:
31
Step-by-step explanation:
50 x 0.62 = 31
Answer:
6 • (x + 13) • (x - 2)
tell me if I got it right
