Answer:
Step-by-step explanation:
1. Make 1 2/7 an improper fraction = 9/7
2. Multiply 7 on both numerator and denominator for 2/3 to make 14/21, and multiply 3 for both numerator and denominator for 9/7 to make 27/21.
3. Add them together. 14/21+27/21=41/21.
4. (Optional) If the question is asking for mixed numbers, 41/21 = 1 20/21.
Answer:
A
Step-by-step explanation:
Use signs inside the brackets as a guide
16×^2 - 25y^2
Proportionality, assuming constant rate. 460 dives/12 hours = x dives/3 hours. Solve for x.