He got 30% correct. To get this answer, you would divide 27 ÷ 90 and get 0.3. Then you would convert 0.3 into fraction form, which is 30%.
Answer:

Step-by-step explanation:

Answer:




Step-by-step explanation:
Use pythagorean's theorem to solve each pair individually.
The instructions say that you have the two sides (a and b) and you have to match it with their hypothenuse.

1. 
Plug this into the formula.

The square here eliminates the roots.

2. 

3. 

4. 

5. 

Step-by-step explanation:
d. 5x+3y=15 is the answer
coordinate 3,0 and 0,5
5•3 +(3•0)=15
5•0 +(3•5)=15
Answer:
1) 973,201,146
2) 6,843,329,001
3) 947,850,063
4) 502,930
5) 17,900,001
6) 792,214
In words :-
1) Nine hundred seventy three million two hundred one thousand one hundred forty six
2) Six billion eight hundred forty three million three hundred twenty nine thousand one
3) Nine hundred forty seven million eight hundred fifty thousand sixty three
4) Five hundred two thousand nine hundred thirty.
5) Seventeen million nine hundred one
6) Seven hundred ninty two thousand two hundred fourteen.