“Amit is a businessman, so he must be rich”. From which of the following statements does the implication follow?

A man on a cycle is travelling on a terrain whose height (h) vs distance (d) can be described by a function $$10d^{4}-5d^{2}$$ in a certain unit (h can be negative). Starting at d = 0, the cycle will have the maximum velocity without pedaling at:​

Which of the following is true?

If any 9 papers are drawn from a both side printed book, the sum of their page numbers can NEVER be ______.

On a spherical balloon of 10 cm radius, a circular colour patch has an area of 25 cm². If the balloon is uniformly expanded to a sphere of 50 cm radius, the area of the colour patch in cm² would be

A fresh water tap fills a fish tank in 40 minutes. The same tank is filled by a salt water tap in 120 minutes. If both the taps are open, how many minutes will it take to fill the tank?

If a map is placed in such a manner that east becomes southeast, then what will northeast become?

A pilgrim starts walking for a journey of 115 km. On the first day he covers 7 km, the next day 9 km, and likewise keeps adding 2 km everyday till he reaches 15 km per day which he maintains for the rest of the journey. How many days in all will he take to complete the journey?

The areas (in km²) under forests in four countries A, B, C and D for the years 2014 and 2024 are shown in the given bar chart:

The minimum percentage of deforestation during 2014-2024 was in country

A 2 cm wide wooden strip is to be fixed on a photo of 40 cm × 30 cm size all along its four sides. What is the minimum length of the wooden strip required?

A block of marble 5 m × 4 m × 2 m in size is cut into rectangular tiles of 1 m × 0.5 m size having thickness of 10 cm. Assuming 10% wastage in cutting, how many tiles will be made?