CBSE Class 8 Mathematics A Story of Numbers MCQs Set C

Question. Position of symbol determining its landmark value is called.
(a) Simple system
(b) Place value system
(c) Mapping
(d) One-to-one system

Answer: B

Question. The Roman system evolved out of the ancient Greek number system.
(a) Indian
(b) Egyptian
(c) Greek
(d) Chinese

Answer: C

Question. In the Egyptian system, the second landmark number is.
(a) 1
(b) 5
(c) 10
(d) 100

Answer: C

Question. Each landmark number in Egyptian system is how many times the previous one?
(a) 2 times
(b) 5 times
(c) 10 times
(d) 60 times

Answer: C

Question. Where did the modern oral and written numbers, using digits 0 through 9, originate and develop?
(a) Europe
(b) China
(c) India
(d) Mesopotamia

Answer: C

Question. System where landmark numbers are powers of a fixed number n is called.
(a) Simple system
(b) Base-n system
(c) Mapping
(d) Tally system

Answer: B

Question. Lebombo bone is considered one of the oldest.
(a) Writing pens
(b) Mathematical artefacts
(c) Toys
(d) Map tools

Answer: B

Question. Landmark numbers in the Egyptian system are all.
(a) Random numbers
(b) Powers of 10
(c) Sums of 5
(d) Tally marks

Answer: B

Question. A base-10 number system is also called a.
(a) Binary system
(b) Decimal system
(c) Sexagesimal system
(d) Positional system

Answer: B

Question. Landmark numbers of a base-n system start from.
(a) n = 0
(b) n = 10
(c) n power 0 = 1
(d) n + 1

Answer: C

Question. Mesopotamian base 60 is still seen in measurement of.
(a) Weight
(b) Time
(c) Height
(d) Money

Answer: B

Question. The base of the Mesopotamian number system is
(a) 10
(b) 20
(c) 30
(d) 60

Answer: D

Question. In around 11th century, people used a board with lines for calculation called.
(a) Black board
(b) Abacus
(c) Tally bone
(d) Rod board

Answer: B

Question. Each successive line on a decimal abacus stands for a successive power of.
(a) 2
(b) 5
(c) 10
(d) 60

Answer: C

Question. Presence of a counter above a line in abacus contributed a value of.
(a) 1
(b) 5
(c) 10
(d) 0

Answer: B

Question. A shortcoming of the Egyptian system was the need for many.
(a) Sticks
(b) New symbols
(c) Pebbles
(d) Names

Answer: B

Question. To denote a blank space, later Mesopotamians used a.
(a) Zero
(b) Placeholder symbol
(c) Cross
(d) Line

Answer: B

Question. Mayan symbol for number 1 is a.
(a) Bar
(b) Dot
(c) Shell
(d) Wedge

Answer: B

Question. How were Hindu numerals transmitted to the Arab world?
(a) Through direct trade routes from India
(b) By the mathematician Al-Khwarizmi around 800 CE
(c) By the philosopher Al-Kindi around 830 CE
(d) Both b and c

Answer: D

Question. Chinese used a system of what for performing computations?
(a) Shells
(b) Rods
(c) Bones
(d) Sticks

Answer: B