CBSE Class 8 Mathematics A Story of Numbers MCQs Set 09

Question. The Lebombo bone has how many notches?
(a) 10
(b) 20
(c) 29
(d) 50

Answer: C

Question. First known use of zero as a dot is in
(a) Old notebook
(b) Bakhshali manuscript
(c) Modern book
(d) Roman chart

Answer: B

Question. Landmark numbers in Mayan system were written
(a) Side by side
(b) One below the other
(c) In a circle
(d) Randomly

Answer: B

Question. In Bushmen counting system ________________ means 6.
(a) t’oa-t’oa
(b) t’oa-t’oa-xa
(c) t’oa-t’oa-t’oa
(d) none of the options

Answer: C

Question. Mesopotamia flourished around how many years ago?
(a) 1000 years
(b) 2000 years
(c) 4000 years
(d) 5000 years

Answer: C

Question. Mesopotamia region is mostly in present-day
(a) India
(b) Iraq
(c) China
(d) Egypt

Answer: B

Question. Gumulgal call any number greater than 6 as
(a) Big
(b) Many
(c) Ras
(d) More

Answer: C

Question. Most humans find it hard to count objects at a glance if group size is
(a) 2
(b) 3
(c) 5 or more
(d) 1

Answer: C

Question. Egyptian number system was developed around
(a) 1000 BCE
(b) 2000 BCE
(c) 3000 BCE
(d) 4000 BCE

Answer: C

Question. Egyptian system is a base-n system where n is
(a) 2
(b) 5
(c) 10
(d) 20

Answer: C

Question. Which of the following number systems is in use presently
(a) Binary
(b) Mayan
(c) Chinese
(d) Babylonian

Answer: C

Question. Base-10 number system is also called
(a) Binary system
(b) Decimal system
(c) Roman system
(d) Tallies

Answer: B

Question. Value of Roman symbol D is
(a) 100
(b) 500
(c) 1000
(d) 50

Answer: B

Question. Roman symbol M stands for
(a) 100
(b) 500
(c) 1000
(d) 5000

Answer: C

Question. Number 27 in Roman numerals is written as
(a) XXVII
(b) XXV
(c) XX
(d) XVII

Answer: A

Question. Roman system XL is used for number
(a) 40
(b) 60
(c) 50
(d) 30

Answer: A

Question. Numbers with new basic symbols in Roman system are called
(a) Small numbers
(b) Landmark numbers
(c) Odd numbers
(d) Even numbers

Answer: B

Question. What is a "positional number system" or "place value system"?
(a) A system where symbols are placed vertically to represent a number.
(b) A system with a base that uses the position of each symbol to determine the landmark number it is associated with.
(c) A system that requires a new symbol for every landmark number.
(d) A system that uses only ten symbols for all numbers.

Answer: B

Question. Roman system evolved from which number system?
(a) Indian
(b) Egyptian
(c) Ancient Greek
(d) Chinese

Answer: C

Question. Tool used by Romans for arithmetic is called
(a) Calculator
(b) Abacus
(c) Stick
(d) Bone

Answer: B