Page 140 - Math Genius C5

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\ 08-Oct-2025 Bharat Arora Proof-9 Reader’s Sign _______________________ Date __________

Model TesT PaPer – 1

A. Choose the correct option in Questions 1 to 10.
1. The difference of the smallest 6-digit number and the greatest 5-digit number is

( a) 0 (b) 1 (c) 10000 (d) 11111
2. The greatest factor of a number is
( a) 0 (b) 1 (c) not defined (d) the number itself

3. A ray has ____________end point(s).
( a) 0 (b) 1 (c) 2 (d) infinite
4. The predecessor of the smallest 5-digit number is

( a) 1000 (b) 10001 (c) 9999 (d) 99999
5. The face value and the place value of each 0 in 410304 (four lakh ten thousand three
hundred four) is
( a) always 0 (b) 0, 0, 10 and 1000

( c) 0, 10 and 10000 (d) 0, 10, 100, 1000
6. 2, 3, 4 are _____ of 12.

( a) multiples (b) factors (c) product (d) sum
7. The numeral for 30000000 + 4000 + 50 + 8 is
( a) 30000458 (b) 30004508 (c) 30004580 (d) 30004058

8. The smallest 7-digit number using the digits 3, 2, 1, 5 and 0 is
( a) 3215000 (b) 0001235 (c) 1000235 (d) 0100235

9. The product of a fraction and its reciprocal is
( a) 0 (b) 1 (c) the fraction itself (d) infinite
10. 80 lakh = ________ million

( a) 8 (b) 80 (c) 800 (d) None of these
B. Fill in the blanks.

1. An ________ angle is more than 90° but less than 180°.
2. An ________ triangle has three sides of equal length.
3. A ________ has equal opposite sides and all the angles are 90°.

4. Expanded form of 11.11 = _____________ 5. 50 – 48 ÷ 6 × 4 + 5= ________
C. State T for true and F for false.

1. The number of zeros in 100 million is eight.
2. 36972 is divisible by 11. 3. The successor of 422 is CDXXIII.

4. The HCF of two prime numbers is always 0.
5. To divide a fraction by another fraction, we multiply the 1st number by the reciprocal of
the 2nd number.

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