HOTs for Maths Olympiad - 1 - Class 10 MCQ

Aman is older than Mona.

Gopi is older than Mona but younger than Aman.

Kajal is younger than Rohan and Mona.

Mona is older than Rohan.

From (1), we know Aman is older than Mona. From (2), we know Aman is older than Gopi, and Gopi is older than Mona. From (3), we know Kajal is younger than Mona. From (4), we know Mona is older than Rohan.

Putting all this together, the order from oldest to youngest is: Aman > Gopi > Mona > Kajal > Rohan

Therefore, Aman is the oldest among them.

Considering, 6 / 20 x 12 + 7 - 1
= 6 - 20 + 12 x 7 / 1
= 6 - 20 + 12 x 7
= 6 - 20 + 84
= 90 - 20 = 70

There is only one vowel in each except OUT.

The words in each pair are antonyms of each other.
As, 'Bald' is related to 'Blond' in the same way, 'Barren' is related to 'Fertile'.

In all other parts, second is the disease caused by the deficiency of first.

The year 2004 is a leap year and hence there would be 29 days in February.
17th December 2002 to 16th December 2003 = 365 days
17th December 2003 to 16th December 2004 = 366 days (leap year)
17th December 2004 to 22nd December 2004 = 6 days
Total number of days = 365 + 366 + 5 = 737 days.
737 ÷ 7 = 105 weeks 2 days
The 105th week would end on Friday. Thus, the next two days would be Saturday and Sunday.
Hence, the day on 22nd December 2004 would be Sunday.

2 x 3 + 6 - 12 ÷ 4 = 17
2 + 3 x 6 - 12 ÷ 4 = 2 + 3 x 6 - 3
= 2 + 18 - 3 = 17