Answer: B
Step-by-step explanation:
These fractions are not equivalent.
3/5 is not equal to 4/7 even if you divide or multiply
Answer:

Step-by-step explanation:
we know that


Let
x ------> new battery life
The equation that represent this situation is

convert to mixed number

Answer:
If Anna buys 5 pounds of beef and 2 pounds of chicken, she will spend exactly $30
Step-by-step explanation:
4/3
1.3 repeating
1 1/3
These are all correct. To divide fractions take the reciprocal (invert the fraction) of the divisor and multiply the dividend. This is the quickest technique for dividing fractions. The top and bottom are being multiplied by the same number and, since that number is the reciprocal of the bottom part, the bottom becomes one. Or just use a calculator lol.