Answer:

Step-by-step explanation:
we know that
Landon finished 1/2 of the test in 3/5 of an hour
so
by proportion
Find out how much of the test will he have done in one hour

Answer:
4
Step-by-step explanation:
First you have to follow pemdas, which says you have to follow this order:
Parentheses first, exponents second, multiply, divide, add, and then subtract. Always follow from left to right. First solve inside the parentheses.
9x2/3=6 and then multiply the product by 2/3 {6x2/3=4}
I believe the answer is 3 3/4.
Answer:
50 percent
Step-by-step explanation:
because sally was tried yesterday and went 25 percent faster today.
You can use either of these, depending on your teacher.
2.e+14
2.0*10^14