There are no decimal points, and there are 2 numbers. Therefore, the first number will be a "10s" number, and the second will be a "1s" number.
Answer:
19
Step-by-step explanation:
First, find the unit rate. (How much she makes in 1 hour.)
28.50/3 is 9.5
Now it asks for how much she will make in 2 hours.
9.5 x 2 is
19.
Answer:
2
Step-by-step explanation:
The discriminant is the quantity under the radical in the quadratic formula ...
[tex]x=\dfrac{-b\pm\sqrt{b^2-4ac}}{2a}[tex]
When that quantity is positive, the square root is real, and the formula gives two real values for x.
Answer:
95%
Step-by-step explanation:
19 out of 20
Write as a fraction
19/20
Multiply both the numerator and denominator by 5
19 * 5 / 20 * 5
95/100
Write as a percent
95%
Hope this helps :)
I calculated with my teacher and somehow we could onu get 667.22
