What do we call “a” in the term a2 ?, power, base, exponent, Which one is equal to 1?, a, a0, a-1, Evaluate: 38 . 34, 27, 81, 243, Evaluate: 7 x 72 x 73, 75, 76, 77, What is the volume of the box measuring 32 cm by 16 cm by 16 cm?, 29 cm3, 212 cm3, 213 cm3, Find the value of 0.032, 0.9, 0.009, 0.0009, A statement that two ratios are equal., percent, proportion, variable, Which of the following is an equation?, 7x, 23, 2(y + 5) = 14, In an equation 7x = 49, what is the value of x?, 7, 8, 9, If 12 packets of sugar weigh 18kg, what is the weight of 4 packets?, 3kg, 4kg, 6kg, What is 25% of 80?, 20, 40, 60, What is 10% of 200?, 20, 40, 50, Express the ratio in simplest form ( 30 grams to 90 grams, 3:1, 1:3, 2:4, In an equation 9 + 2y = 15, which is the variable?, 9, 2y, y, The difference of a number and twelve is six. Which of the following is the equation?, y + 12 = 6, y -12 = 6, y - 6 = 12, In an equation 9 + 2y = 15. What is the value of y?, 2, 3, 4, The mass of the Earth is 6 x 1024 kg. The mass of the Sun is 4 x 105 times of that of the Earth. What is the mass of the sun?, 24 x 1019 kg, 2.4 x 1030 kg, 2.4 x 10120 kg, A virus is viewed under a microscope. Its diameter is 0.0000002 meter. How would this length be expressed in scientific notation?, 2 x 10-7, 2 x 107, 2 x 10-6, Which of the following is equal to 990,000?, 99 x 106, 9.9 x105, 0.99 x 10, When a number is multiplied by itself then divided by 2, the result is 18. What is the number?, 6, 9, 36

Math Grade 7

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