IMO Level 1- Mathematics Olympiad (SOF) Class 7: Questions 455 - 461 of 1022

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Question 455

Question

MCQ▾

The value is ________.

Choices

Choice (4)Response

a.

1

b.

0

c.

2

d.

- 1

Question 456

Question

MCQ▾

The value is ________.

Choices

Choice (4)Response

a.

1

b.

c.

- 2

d.

Question 457

Question

MCQ▾

Monika answered of the questions on her quiz correctly. What percent of the questions did she answer correctly?

Choices

Choice (4)Response

a.

25 %

b.

50 %

c.

75 %

d.

34 %

Question 458

Question

MCQ▾

Komal has certain amount in his account. She gives three-fifth of this to her brother and one half of the remaining to her sister. The amount left with her now is ________.

Choices

Choice (4)Response

a.

of the original

b.

of the original

c.

of the original

d.

of the original

Question 459

Question

MCQ▾

Radhika can cook food for 5 persons in 45 minutes. Then how much time she will take to cook for 15 persons?

Choices

Choice (4)Response

a.

1 hr 45 min

b.

1 hr 35 min

c.

2 hrs 15 min

d.

2 hrs 45 min

Question 460

Question

MCQ▾

Equal sums of ₹ 8600 were lent to Gargi and Margi at 4 % per annum for a period of 7 years and 8 years respectively. Find the difference of the interest paid by Megha and Priya.

Choices

Choice (4)Response

a.

₹ 240

b.

₹ 254

c.

₹ 344

d.

₹ 557

Question 461

Question

MCQ▾

Mihika and her grandmother both had birthdays last month. The sum of their ages is 150 years. Her grandmother՚s age is 5 times Mihika՚s age. How old is Mihika?

Choices

Choice (4)Response

a.

15 years

b.

22 years

c.

25 years

d.

30 years