Answer:
d
Step-by-step explanation:
Answer:
10
Step-by-step explanation:
1/3 of an hour is 20, and 1/3 of 30 questions is 10, so 10 questions completed per 20 minutes.
Answer:
There seriously is not enough information.
Step-by-step explanation:
Answer:
It's 4
Step-by-step explanation:
every integer is the rational number, so, a whole number 6 can be written as 6/1. 2/3 x 6 = 12/3 as simplified as 4/1 in fraction form.
the answer is true. if you have square with 4 cm on all sides and double it, it will become 8 cm on all sides. the first square has a perimeter of 16 and the second square has a perimeter of 32. therefore the perimeter doubles.