STD 3 Math Set 3

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1) What is the sum of 48 and 19 ?

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2) Which shape does not have four sides?

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3) Which unit is used to measure speed ?

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4) If the sum of two numbers is 48, and one number is 20, what is the other number?

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5) If the average of three numbers is 25, and two of the numbers are 18 and 30, what is the third number?

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6) Which is a punctuation mark ?

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7) What is the missing number in the sequence: 8, 16, ____, 32, 40?

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8) How many hours are there in a day ?

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9) Which of the following is a prime number?

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10) What is the product of 7 multiplied by 9?

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11) What is the missing number in the sequence: 15, 25, ____, 45, 55 ?

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12) What is the product of 80 multiplied by 7?

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13) If a field has a perimeter of 32 meters and one side is 8 meters long, what is the length of the adjacent side?

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14) How many sides does an octagon have?

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15) Which of the following is a faster speed:

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16) Tom has $50. He spends 1/5 of it on a toy and 2/5 on books. How much money does he have left?

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17) Which of the following is a proper fraction ?

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18) If a book has 150 pages, and Maria reads 1/3 of the book, how many pages does she read?

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19) How many sides does a heptagon have?

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20) Lucy buys a box of pencils for $12. She sells each pencil for $1.50. If she sells all the 12 pencils, how much profit does she make?

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21) What is the sum of the first ten natural number?

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22) If a field has a perimeter of 32 meters and one side is 8 meters long, what is the length of the adjacent side?

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23) A school play has 48 students. If 3/8 of the students are actors and the rest are backstage crew, how many students are backstage crew?

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24) How many millimeters are in a centimeter?

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25) What time is it when the big hand is on the 6 and the small hand is on the 12 ?

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