Answer:
Derek needs to add 3/4 cups of flour.
Step-by-step explanation:
If Derek has already used 1/4 cup of flour, he needs 3 more cups of flour to get to 1 full cup of flour.
Answer:
The correct answer would be 15.5 or C.
Answer:
See below.
Step-by-step explanation:
She needs to find the amount of sugar needed to make 1 cookie , then multiply the result by 90.
This amount is found by dividing 1/4 by 15. Instead of dividing she multiplies these numbers.
Correct is:
Amount of sugar for 1 Cookie = 1/4 / 15 = 1/60 cups.
Amount of sugar for 90 cookies = 90 * 1/60
= 3/2 = 1 1/2 cups.
Answer:
Step-by-step explanation:
65 ÷ b + 8 x 4 = 20
Putting value of b = 5 in the equation
65 ÷ 5 + 8 x 4 = 20
13 + 8 x 4 = 20
13 + 32 = 20
45 = 20
Bringing like terms on one side
45 - 20 = 25
