Math Practice Problems Review

These flashcards cover the key concepts and problem-solving methods from the lecture notes on math problems.

If 2% of a number is 8, what is the number?

The number is 400, because 2% of 400 is 8.

What is the smallest whole number larger than the sum of 22, 3, and 41?

The smallest whole number is 67.

What is the number of the very next page if the sum of two facing pages is 317?

The next page number is 159.

What is the range of values for the expression √62 + √72?

The expression occurs approximately in the range of 16, which falls under option C.

If a factory runs nonstop for three 14-hour shifts starting at 9:00 AM, when does the third shift end?

The third shift ends at 5:00 AM.

How many grapefruits must Maria's Grocery Store sell to make a profit of ten dollars?

They must sell 20 grapefruits.

What is the result of the expression 12 - (-2)^2 - (-2)^3?

The result is 10.

If A # B means the same thing as 2A - B, what is 1 # ((2 # 3) # 4)?

The result is 20.

In hockey, how many points will the Devils have after 80 games given their current win-tie-loss record?

They will have 80 points.