Math 7- Quiz Bee-Elimination Round

If S={a, b, c,d}, how many subsets does S have?

• 8

• 4

• 32

• 16

The elements described by the rule “{x/x is a multiples of 4 less than or equal to 20}”.

• {8, 12, 16}

• {8, 12, 16, 20}           

• {4, 8, 12, 16} 

• {4, 8, 12, 16, 20}

Find the total: (-75) + 48

 

• 47

• -27

• -37

• -123

What is the difference of -8 and -15?

• -23

• -7                    

• 7

• 23

Change 0.25 into fraction form.

• 4

A kilo of pork costs ₱200. How much will you pay for 250 grams?

• ₱150

• ₱100

• ₱50

• ₱25

Translate the verbal phrase, “six multiplied by the sum of seven and b” into symbol.

• 6b + 7

• 7(6 + b)

• 6(7 + b)

• b(7 + 6)

• 7

• 6

• 5

• 4

• 11m² + 3m + 12           

•  10m⁴ + 3m² + 12

• 10m² + 2m + 11           

• 10m⁴ - 3m - 12