Let X = science homework.
Then math homework would be 3x ( three times as long).
Now you have math plus science = 64 minutes:
x + 3x = 64
Combine like terms:
4x = 64
Divide both sides by 4:
x = 64 / 4
x = 16
He spent 16 minutes on science and 48 minutes on math.
Answer:
1
Step-by-step explanation:
10³/10³
10³-³
10⁰=1
Formula a¹÷a¹=a¹-¹=a⁰. (Exponents and Powers)
And
a⁰=1
hope it helps..
Answer:
20
Step-by-step explanation:
because 4 can go into 20 5 times without a remainder
15 is 30% of
50 Change the percentage to a decimal by dividing it over 100:
Divide 15 over 0.3:
Answer: 1
Step-by-step explanation: the lowest number they divide into evenly is 1
