Analytical Mathematics

Sasha is thinking about investing 20.000 dollars in a company, which offers him a fiveyear plan of divident payment at the end of each year: At the end of the first year, he will get 2000 dollars. At the end of the second year, he will get 4000 dollars. At the end of the third year, he will get 6000 dollars. At the end of the fourth year, he will get 6000 dollars again, and at the end of the last year of payment plan, he will get 5000 dollars.
What is the maximum interest rate a bank could offer to Sasha, so that the investment in the company is more payable for him than making a deposit in a bank?Submit Solution 192 views
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A 120 wire cable has been laid firmly underground between two telephone exchanges located 10 km apart.
Unfortunately after the cable was laid it was discovered to be the wrong type, the problem is the individual wires are not labeled. There is no visual way of knowing which wire is which and thus connections at either end is not immediately possible.You are a trainee technician and your boss has asked you to identify and label the wires at both ends without ripping it all up. You have no transport and only a battery and light bulb to test continuity. You do have tape and pen for labeling the wires.
What is the shortest distance in kilometers you will need to walk to correctly identify and label each wire?
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A fast food restaurant sells chicken in orders of 6, 9, and 20.
What is the largest number of pieces of chicken you cannot order from this restaurant?
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What is a number that when divided by 10 leaves a remainder 9 and when divided by 9 then leaves a remainder 8 and similarly till 1?
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In Taj Square there are two houses – House A and House B.
In both A and B, lives a family with two children each.
The House A has a family with a boy who loves to play football. Their other child likes to swim.
The House B has a family with a six year old boy who loves to read and they have just had a new baby.You are asked:
Which of the given house is likely to have a girl child?
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A Bear has fallen from a height of 10m from ground and reached the ground in sqrt(2) seconds. Luckily it didn’t get hurt.
What is the color of that Bear?
Note: Think it scientifically.
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