IMO Level 2- Mathematics Olympiad (SOF) Class 7: Questions 14 - 17 of 297

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Question 14

Appeared in Year: 2013

Question MCQ▾

If ‘M’ denotes ‘R’ denotes ; ‘K’ denotes and ‘B’ denotes ; then

Choices

Choice (4)Response

a.

314

b.

c.

d.

50

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Question 15

Appeared in Year: 2014

Question MCQ▾

A number consists of two digits whose sum is 9. If 27 is added to the number, its digits are interchanged. Given below are the steps to find the number. Identify the wrong step.

Step 1: Let the unit՚s digit be x.

Step 2: Then, ten՚s digit .

number

Step 3: Adding 27 to the number we get .

Step 4: Number with digits interchanged is

Step 5:

Step 6: Therefore, unit՚s digit and ten՚s digit

Step 7: Hence the number

Choices

Choice (4)Response

a.

Step 4

b.

Step 7

c.

Step 5

d.

Step 3 and step 6

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Question 16

Appeared in Year: 2015

Question MCQ▾

In the given figure, is a straight line. If then is …

Image Shows Parallelogram

Choices

Choice (4)Response

a.

b.

c.

d.

Edit

Question 17

Appeared in Year: 2015

Question MCQ▾

Which of the following shaded fraction repents

Choices

Choice (4)Response

a.

Image Shows Some Figures Are Shaded Option-A

b.

Image Shows Some Figures Are Shaded Option-B

c.

Image Shows Some Figures Are Shaded Option-C

d.

Image Shows Some Figures Are Shaded Option-D

Edit