Questions from Math


Q: A Grid Place five 1’s, five 2’s, five 3’s,

A Grid Place five 1’s, five 2’s, five 3’s, five 4’s, and five 5’s in a 5 × 5 grid so that each digit—that is, 1, 2, 3, 4, 5—appears exactly once in each row and exactly once in each column.

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Q: (a) What is 04 equal to in base 10?

(a) What is 04 equal to in base 10? (b) What is 14 equal to in base 10? (c) What is 24 equal to in base 10? (d) What is 34 equal to in base 10? (e) In general, if n is a digit less than the base b...

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Q: Insurance Policies Ray owns two cars (a Ford Mustang and a

Insurance Policies Ray owns two cars (a Ford Mustang and a Ford Focus), a house, and a rental apartment. He has auto insurance for both cars, a homeowner’s policy, and a policy for the rental property...

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Q: (a) What is 102 equal to in base 10?

(a) What is 102 equal to in base 10? (b) What is 108 equal to in base 10? (c) What is 1016 equal to in base 10? (d) What is 1032 equal to in base 10? (e) In general, for any base b, what is l0b eq...

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Q: Musicians Jaquan, Cindy, and Mark are musicians. One plays

Musicians Jaquan, Cindy, and Mark are musicians. One plays the guitar, one plays the saxophone, and one plays the drums. They live in three adjacent houses on Lake View Drive. From the following infor...

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Q: (a) What is 112 equal to in base 10?

(a) What is 112 equal to in base 10? (b) What is 118 equal to in base 10? (c) What is 1116 equal to in base 10? (d) What is 1132 equal to in base 10? (e) In general, for any base b, what is 11b eq...

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Q: Counting Triangles How many triangles are in the figure? /

Counting Triangles How many triangles are in the figure? Answer: 16+16+4+4+4=44

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Q: How Americans Spend Their Money The circle graph below shows the percent

How Americans Spend Their Money The circle graph below shows the percent of Americans’ net monthly income spent on housing, transportation, food, insurance/ retirement, healthcare, a...

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Q: Find b if 111b = 43

Find b if 111b = 43

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Q: Finding the Area Rectangle ABCD is made up entirely of squares.

Finding the Area Rectangle ABCD is made up entirely of squares. The black square has a side of 1 unit. Find the area of rectangle ABCD.

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