CBSE Class 7 Mathematics Large Numbers Around Us MCQs Set F

Question. How many times should the Thoughtful Thousands calculator (+1000 button) be pressed to show 10,000?
(a) 1 time
(b) 10 times
(c) 100 times
(d) 1000 times

Answer: B

Question. How many times should the Handy Hundreds calculator (+100 button) be pressed to show 3,700?
(a) 37 times
(b) 370 times
(c) 30 times
(d) 3700 times

Answer: A

Question. An arab (One hundred crores) is how many times a crore?
(a) 10 times
(b) 100 times
(c) 1,000 times
(d) 10,000 times

Answer: B

Question. If a school has 732 people, ordering 750 sweets is an example of which type of approximation?
(a) Rounding Down
(b) Rounding Up
(c) Finding the Nearest Ten
(d) Exact Value

Answer: B

Question. What is the exact value of 4,63,128 + 4,19,682?
(a) 8,82,700
(b) 8,72,810
(c) 8,82,810
(d) 8,00,000

Answer: C

Question. The calculated product 1250 \times 380 represents which historical fact?
(a) The distance between Earth and Sun
(b) The average weight of a blue whale
(c) The number of kīrtanas composed by Purandaradāsa
(d) The length of the longest train journey

Answer: C

Question. If the Thoughtful Thousands calculator (+1000 button) is pressed 153 times, what number is displayed?
(a) 15,300
(b) 1,53,000
(c) 1,530
(d) 10,153

Answer: B

Question. Using the shortcut 125 = 1000/8, calculate 72 \times 125.
(a) 900
(b) 7,200
(c) 9,000
(d) 12,000

Answer: C

Question. How many thousands are required to make One Lakh (1,00,000)?
(a) 10
(b) 100
(c) 1,000
(d) 10,000

Answer: B

Question. How many hundreds are required to make Ten Thousand (10,000)?
(a) 10
(b) 100
(c) 1,000
(d) 10,000

Answer: B

Question. Eshwarappa, Roxie, and Estu live in which town in Karnataka?
(a) Bengaluru
(b) Mumbai
(c) Chintamani
(d) Kanyakumari

Answer: C

Question. The world's tallest statue, the 'Statue of Unity', has a height of about:
(a) 450 metres
(b) 180 metres
(c) 100 metres
(d) 38 kilometres

Answer: B

Question. To multiply 125 \times 40 \times 8 \times 25 quickly, which pairs should be multiplied first to create powers of ten?
(a) 125 \times 40 and 8 \times 25
(b) 125 \times 8 and 40 \times 25
(c) 125 \times 25 and 40 \times 8
(d) 125 \times 10 and 4 \times 25

Answer: B

Question. How many times should the Tedious Tens calculator (+10 button) be pressed to display 500?
(a) 5 times
(b) 50 times
(c) 500 times
(d) 5000 times

Answer: B

Question. Calculate the product 1250 \times 380.
(a) 47,500
(b) 4,75,000
(c) 47,00,000
(d) 4,750,000

Answer: B

Question. What is the exact value of 14,63,128 – 4,90,020?
(a) 9,63,108
(b) 9,73,108
(c) 9,73,008
(d) 10,00,000

Answer: B

Question. If the cost of an item is ₹470, and a shopkeeper says the cost is around ₹450, this is an example of:
(a) Rounding Down
(b) Rounding Up
(c) Nearest Hundred
(d) Nearest Thousand

Answer: A

Question. Compare and write the correct symbol: 500 lakhs ______ 5 million.
(a) >
(b) <
(c) =
(d) Cannot be compared

Answer: A

Question. How many times should the Handy Hundreds calculator (+100 button) be pressed to show 10,000?
(a) 10 times
(b) 100 times
(c) 1,000 times
(d) 10,000 times

Answer: B

Question. How many times should the Thoughtful Thousands calculator (+1000 button) be pressed to show One Lakh (1,00,000)?
(a) 10 times
(b) 100 times
(c) 1000 times
(d) 10,000 times

Answer: B