Answer:
16
Step-by-step explanation:
Answer:
3/8
Step-by-step explanation:
3/5 × 5/8
Multiply the numerators and denominators respectively
15/40
Simplify
3/8
Xy = k
4x = 7
Divide both sides by 4
x = 7/4
Answer:
B:9
Step-by-step explanation:
It gets you closer to your answer.
Ex: 11×2-- Round 11 to 10 and then multiply and get 20. But if you get some answer like 50, you know it is wrong. But the answer is 23