Aptitude and Reasoning Questions

What least number must be subtracted from 3401, so that the sum is completely divisible by 11?

A series is given with one term missing. Choose the correct alternative from the given ones that will complete the series.
DP, EY, FJ, ?

Given is a statement followed by two assumptions numbered I and II. Consider the statement and the following assumptions and decide which of the assumptions is/are implicit in the statement.
Statement:
All the species of plants and animals are part of biodiversity and ecosystems and play major role in the overall health of the environment.
Assumptions:
I. Preserve or create a backyard habitat. Save as many native plants as you can when building or landscaping.
II. One of the major goals of sustainability is to preserve biodiversity. All life on Earth is connected through the flow of energy (planetary food web), and each time a species becomes endangered or lost to extinction, one more part of that energy flow is lost.

7 litres mixture of milk and water contains 30% water. 3.5 litres of milk is added to this mixture. What is the percentage of water in the new mixture?

Rs. x invested at 8% simple interest per annum for 5 years yields the same interest as that on Rs. y invested at 7.5% simple interest per annum for 6years. Find x : y.

If in a certain code language, PROMOTION is written as 365458957, how will the word MONITOR be written in that code language?

If EFMIJ means DELHI, then the last letter of the word got by decoding IQBOS is

What is the least number that should be added to the product 11 x 12 x 13 x 14 to make it a perfect square?