Answer:
740 mg of calcium is the correct answer
Answer:
Becoming a square will cause in the sides to grow higher and become taller therefore.
Step-by-step explanation:

The graph is shown in the figure attached.
Step-by-step explanation:
We need to solve the inequality
and graph the solution.
Solving the inequality: 
Switch sides and reverse the inequality:

Multiplying both sides by -2 and reverse the inequality


The graph is shown in the figure attached.
Keywords: Graph the inequality
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Answer:
Highest grade: 86
Lowest grade: 36
Step-by-step explanation:
Let the highest grade be h, lowest grade be l.

Therefore,
