Solve the problem.If a rocket is propelled upward from ground level, its height in meters after t seconds is given by 
During what interval of time will the rocket be higher than 274.4 m?
A. 0 < t < 4
B. 7 < t < 8
C. 8 < t < 11
D. 4 < t < 7
Answer: D
Mathematics
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State the phrase as a mathematical expression. Use x to represent the variable.A number increased by seven
A. x - 7 B. 7x C. 7 D. x + 7
Mathematics
Solve the problem.An appliance store had monthly sales of $58,800 and spent 30% of it on health insurance. How much was spent on health insurance?
A. $17,640 B. $176,400 C. $196,000 D. $19,600
Mathematics
Add.
A. 5376 B. 5556 C. 5358 D. 5477
Mathematics
Use the order of operations to simplify the expression.
? 
A. 1
B. 
C. 
D. 5
Mathematics