IMO Level 1- Mathematics Olympiad (SOF) Class 7: Questions 179 - 185 of 1034

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Question 179

Question MCQ▾

If two supplementary angles differ by , then one of the angle is ________.

Choices

Choice (4)Response

a.

b.

c.

115°

d.

105°

Edit

Question 180

Question MCQ▾

In a group of animal and birds, in addition to 15 dogs there are 9 cows and 4 peacocks with some parrot. If the total number of feet be 86 more than the number of heads, Find the number of parrots.

Choices

Choice (4)Response

a.

12

b.

20

c.

23

d.

10

Edit

Question 181

Question MCQ▾

John was asked to multiply a number by 14. He instead multiplied the number by 41 and got the answer 378 more than the correct answer. The number to be multiplied was ________ .

Choices

Choice (4)Response

a.

42

b.

15

c.

12

d.

14

Edit

Question 182

Question MCQ▾

Ravi has to secure marks to pass. He got 68 marks and failed by 44 marks. The maximum marks are ________.

Choices

Choice (4)Response

a.

250

b.

200

c.

450

d.

300

Edit

Question 183

Question MCQ▾

In two- digit number, ten՚s digit is twice the unit՚s digit. The number formed by interchanging the digits is 36 less than the original number. The original number is ________

Choices

Choice (4)Response

a.

48

b.

70

c.

72

d.

84

Edit

Question 184

Question MCQ▾

The value of in is

Choices

Choice (4)Response

a.

b.

c.

d.

Edit

Question 185

Question MCQ▾

50 is divided into two parts such that one fourth of one part may exceed one – six of the other part by 10, then the smaller part is ________.

Choices

Choice (4)Response

a.

35

b.

6

c.

14

d.

44

Edit