If you would like to know what is half one added to three quarters, you can calculate this using the following steps:
half one + three quarters = 1/2 + 3/4 = 2/4 + 3/4 = 5/4 = 1 1/4
The correct result would be five quarters (5/4).
I'm assuming you mean

Write the 2 as a fraction 2/1 and multiply.
Answer:
6x²
Step-by-step explanation:
3x×2x=6...... then an x²
Therefore answer is 6x²
Answer:
2.5 miles per hour
Step-by-step explanation:
ok, so we already know how long she walked in 1/2 hour and we need to find out how many miles in one full hour. So, i multiplied 1 1/4 times two to make up the one full hour and I got 2.5 miles. So the rate is 2.5 mph.
Answer:
$6.48
Step-by-step explanation:
First you divide do the $1.60 and the 10% discount which will bring you to $1.44 and then you times $1.44 and 4 1/2 to get $6.48.