Page 49 - Math Genius C3

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\ 01-Oct-2025 Bharat Arora Proof-10 Reader’s Sign _______________________ Date __________

Chapter assessment

1. Tick () the correct option.

(a) How many tens are equal to 740 + 260?
(i ) 100 (ii ) 1000 (iii ) 74 (iv) 26

(b) Which digits can you fill in the place indicated by A and B? H t O

(i ) A = 6; B = 1 (ii ) A = 3; B = 4 5 1 A
+ 2 B
(iii ) A = 0; B = 7 (iv) A = 8; B = 9 5 4 7

(c) Which number makes the sentence true? 1673 < 673 + _______

(i ) 400 (ii ) 1000 (iii ) 673 (iv) 1100
(d) When we add 4 tens, 5 hundreds and 6 ones to 3867, we get

(i ) 4149 (ii ) 4413 (iii ) 4914 (iv) 4941

(e) The greatest 3-digit number added to 12 gives
(i ) 9912 (ii ) 9992 (iii ) 1011 (iv) 9921

(f) 2000 added to 100 is equal to

(i ) 2010 (ii ) 2100 (iii ) 2001 (iv) 2101
(g) Which number is 3452 more than 6278?

(i ) 9730 (ii ) 9370 (iii ) 9073 (iv) 9037

2. In a train, there are 1150 passengers. At the next station, 890 more passengers board
the train. How many passengers are in the train now?

3. The price of a dress is `2550. The price of a pair of shoes is `250 more than that of
the dress. What is the price of the shoes and dress together?

4. A shopkeeper placed an order for 4528 toys. If the shop already has 1217 toys in
stock, how many toys will the shop have after receiving the order?
5. Neeru, Tarun and Sandhya saved `1400, `1678 and `945 respectively in a month.
How much money did they save in that month altogether?

Challenge Question Critical Thinking
1. Arrange the digits from 1 to 9 in the given triangle so that the 1

sum of the numbers on each side equals 20.
2. I rolled two dice and the sum of the numbers on both dice

was 10. If the numbers that appeared on both dice are odd,
what are the two numbers that appeared on the dice? 2 5

Mathematics-3 47