CREST Reasoning Olympiad (CRO) Class 10 Sample Paper

CLASS

10
SAMPLE PAPER

CREST Reasoning Olympiad (CRO)

Syllabus for CRO is available at https://www.crestolympiads.com/cro-syllabus

Pattern and Marking Scheme
Class Topic/Section No. of Marks per Questions Total Marks
Questions
Logical Reasoning 25 1 25
Achiever’s Section 10
st th
1 to 4 2 20
Grand Total 35 - 45
Logical Reasoning 40 1 40
5th to 10th Achiever’s Section 10 2 20
Grand Total 50 - 60

1. In the following question, a piece of paper is folded in the manner shown in the question
figure(s). Select the figure out of the answer choices showing the unfolded pattern after
the punches (cut).

(a) (b)

(c) (d)

2. In the following question, find out the correct pair of words which will make an
ACEG : IKMO : : PRTV : ?
(a) QRUW (b) JLMP
(c) WXAC (d) XZBD

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3. A man goes 5 km East from his office. He then takes left turn and walks 3 km. He again
takes left turn and walks 5 km. How far is he from starting point?

(a) 3 km (b) 4 km
(c) 6 km (d) 7 km

4. From the given suitable options find the water image of the object given in the question
figure.

(a) (b)

(c) (d)

5. If in a certain code language, 'where are you' is written as 'pit ka ta' and 'are
they there is written as 'sa da ka' anid, 'they may come' is written as
'da na ja', then how will 'there' be written in that language?

(a) da (b) ka
(c) sa (c) Data inadequate

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6. In the following question, find out the correct pair of words which will make an
HCM : FAK : : SOD : ?
(a) QEB (b) QIB
(c) ESQ (d) GES

7. In the following question, choose the correct mirror image from the alternatives, when
mirror is placed on the line AB.

(a) (b)

(c) (d)

8. In the following question, find the figure out of the answer choices figures that can be
formed by joining the pieces given in the question figure.

(a) (b)

(c) (d)

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Achiever’s Section

9. If 'ROAD' is called 'CAR', 'CAR' is called 'TRAIN', 'TRAIN' is called 'SCHOOL',
'SCHOOL' is called 'HOUSE','HOUSE' is called 'OFFICE', then where do children go to
study?

(a) HOUSE (b) TRAIN
(c) SCHOOL (d) OFFICE

10. In the question given below, there are two Statements A and B. These statements
may be either independent causes or may be effects of independent causes or of a
common cause. One of these statements may be the effect of the other statement.
Read both the statements and decide which of the following answer choices correctly
depicts the relationship between these two statements.
A. The average day temperature of the city has increased by about 2 degrees in the
current year over the average of past ten years.
B. More people living in rural areas of the state have started migrating to the urban
areas in comparison with the earlier year.
(a) if Statement A is the cause and statement B is its effect
(b) if Statement B is the cause and statement A is its effect
(c) if both statements are independent causes
(d) if both statements are effects of independent causes

Answers

1. (b), 2. (d), 3. (a), 4. (b), 5. (c), 6. (a), 7.(c), 8.(b), 9. (a), 10. (d)

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