CBSE Class 7 Mathematics Large Numbers Around Us MCQs Set I

Question. Write the number 'Five lakh four thousand eighty-five' in numerals using the Indian place value system.
(a) 5,40,085
(b) 5,04,085
(c) 5,04,850
(d) 5,40,850

Answer: B

Question. How many times should the Handy Hundreds calculator (+100 button) be pressed to show 400?
(a) 4 times
(b) 40 times
(c) 400 times
(d) 4000 times

Answer: A

Question. If the Tedious Tens calculator (+10 button) is pressed 435 times, what number is displayed?
(a) 435
(b) 4,350
(c) 43,500
(d) 435,000

Answer: B

Question. The Argentinosaurus, the largest known land animal, is estimated to weigh approximately:
(a) 9,000 kgs
(b) 90,000 kgs
(c) 1,50,000 kgs
(d) 3,500 kgs

Answer: B

Question. One million is equivalent to how many lakhs?
(a) One lakh
(b) Ten lakhs
(c) One hundred lakhs
(d) One thousand lakhs

Answer: B

Question. Write the number 'One lakh twenty three thousand four hundred and fifty six' in numerals using the Indian place value system.
(a) 1,23,456
(b) 12,34,560
(c) 1,23,400
(d) 1,023,456

Answer: A

Question. One lakh in the Indian system is equivalent to how many hundred thousands in the American system?
(a) 10
(b) 1
(c) 100
(d) 1,000

Answer: B

Question. The Systematic Sippy calculator aims to get numbers using the smallest number of button clicks possible. This method produces expressions that correspond to which place value notation?
(a) American system notation
(b) Expanded notation
(c) Indian place value notation
(d) Scientific notation

Answer: C

Question. Estu calculated 824 x 25 by using the expression 824 x 100/4. What is the product?
(a) 2,060
(b) 20,600
(c) 206
(d) 82,400

Answer: B

Question. According to Estu's observation about large numbers, the seating capacity of the cricket stadium in Ahmedabad is:
(a) Exactly 1 lakh
(b) Less than 80,000
(c) More than 1 lakh
(d) Equal to the population of Chintamani

Answer: C

Question. When the approximated number is less than the actual number, this process is called:
(a) Rounding Down
(b) Rounding Up
(c) Exact Calculation
(d) Nearest Neighbor

Answer: A

Question. What is the Nearest Lakh for the number 3,87,69,957?
(a) 3,87,00,000
(b) 3,88,00,000
(c) 3,80,00,000
(d) 4,00,00,000

Answer: B

Question. Roxie's reasoning to find the maximum possible number of digits when multiplying two 2-digit numbers relied on the value of 100 x 100. What is 100 x 100?
(a) 1,000
(b) 10,000
(c) 1,00,000
(d) 1,000,000

Answer: B

Question. Write the number 'Ten lakhs two hundred and thirty five' in numerals using the Indian place value system.
(a) 10,235
(b) 10,00,235
(c) 10,02,035
(d) 10,20,035

Answer: B

Question. Compare and write the correct symbol: 800 thousand ______ 8 million.
(a) >
(b) <
(c) =
(d) Cannot be compared

Answer: B

Question. How many lakhs make one billion?
(a) 100 lakhs
(b) 1,000 lakhs
(c) 10,000 lakhs
(d) 1,00,000 lakhs

Answer: C

Question. For the number 6,72,85,183, what is the nearest crore?
(a) 6,00,00,000
(b) 6,70,00,000
(c) 7,00,00,000
(d) 6,72,00,000

Answer: C

Question. What is the largest possible number of digits when multiplying two 3-digit numbers?
(a) 4
(b) 5
(c) 6
(d) 7

Answer: C

Question. The Kunchikal waterfall in Karnataka drops from a height of about:
(a) 180 metres
(b) 450 metres
(c) 1,000 metres
(d) 500 metres

Answer: B

Question. If the Handy Hundreds calculator (+100 button) is pressed 582 times, what number is displayed?
(a) 582
(b) 5,820
(c) 58,200
(d) 5,82,000

Answer: C