CREST Mental Maths Olympiad Class 11 Previous Year Papers

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Syllabus:

Number System
Algebra
Comparing Quantities
Geometry
Mensuration
Playing with Numbers
Data Handling

Q.1

Q.2

Q.3

Q.4

Q.5

Q.6

Q.7

Q.8

Q.9

Q.10

Q.2	Three cubes whose sides are 6 cm, 8 cm and 10 cm. They are melted and form a cube. Find the volume of that cube.

Q.3	In the adjoining figure, chord AB is at a distance of 5 cm from centre O of the circle. Find radius of circle if length of the chord is 24 cm.

Q.5	By selling goods for $1400, a trader loses 20%. Find the cost price.

Q.6	What will come in place of question mark (?) in the following number series? 2, 6, 14, 30, ?, 126, 254

Q.8	Find the present worth of $1341 due, 4 years at 9% per annum.

Q.9	The following line graph shows the sales of boxes of two sizes medium and large on 5 different days by a company ABC. Study the graph carefully and answer the question given below: How many large size boxes were sold together in all the given days?

Q.10	The sides of a triangle are in the ratio 2 : 3 : 5. If the perimeter of triangle is 50 cm. Find the three sides.

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Answers to Previous Year Questions from CREST Olympiads:

Q.1	b	Q.2	c	Q.3	a	Q.4	d	Q.5	a	Q.6	b	Q.7	c	Q.8	d	Q.9	a	Q.10	d

Answers to Previous Year Questions from CREST Olympiads:

Q.1 : b | Q.2 : c | Q.3 : a | Q.4 : d | Q.5 : a | Q.6 : b | Q.7 : c | Q.8 : d | Q.9 : a | Q.10 : d