15 pizzas
Explanation:
If there are 15 people, and each person eats 1 pizza, there must be 15 pizzas.
Answer:
Two real solutions
Step-by-step explanation:
z=-1.45
z=0.45
Answer: 16,000 litres
Step-by-step explanation:
1/16 of the pool is 2000l
8/16 full is 1/2 of the pool full
1/16 = 2000
8/16 = x
Cross multiply
1/16x = 2000 × 8/16
1/16x = 1000
Multiply both sides by 16
x = 16000
To make the pool half full, 16,000 litres is required.
B. an internal retaining ring
hope this is the correct one
