Answer:
x
=
4,-4
Step-by-step explanation:
Answer: Mrs, William takes 18 treats to school.
Step-by-step explanation:
Given: When the crispy treats have cooled Mrs. Williams cut theme into 30 equal pieces .
She give 2/5 to her son, then the number of treats ahe give to her son =
Then, the number of treats Mrs. Williams take to school =
Hence, Mrs, William takes 18 treats to school.
Answer:
5.3 or 28
Step-by-step explanation:
+=
36+=64
64-36=28
=5.29 or 5.3
Distance=speed times time
distance=30mi
speed=15mph
t=t
so
30=15 times t
divide both sides by 15
2=t
2 hours
Answer: B and F
Step-by-step explanation:
Since, In the first case original amount = 45
So, the increasing percentage when the original amount increases to 75,
= %
In second case original amount = 75
So the decreasing percentage when the original amount decreases to 45,
= %
Thus, We found that the ratio of the percent increase is not the same as the percent decrease ( because,
Also, The original amount of the present increase is different from the original amount for the persons decrease. ( Because,
Therefore, Option B and F is correct only.