$$ {x^{8}+4\over{x^{4}+2x^{2}+2}}$$ is equal to

Three partner A, B and C started a business by investing Rs. 48000 each. after 6 months, A left the business after 10 months B left the business and after 12 months C left the business. If total earned profit is Rs. 5250, then find the share of A, B and C?

Directions: Read the given pie and table carefully and answer the following questions.

The pie chart shows the percentage distribution of people who found COVID – 19 positive in four major cities of India from 1^st July to 31^st August 2020 and the table shows the number of people who tested positive in July from these cities.

Number of people from Delhi who tested positive in July is what percent of total positive tested people of that city?

If $$ {(x-2)^{2}+(y-{1\over2})^{2}}=0$$, then the value of $$ {x\over y}$$ is

The graphs of the equations 3x + y-5=0 and 2x- y -5=0 intersect at the point P(α,β).  What is the value of (3α + β)?

A Shopkeeper marks his goods 20 % above its cost price and gives 15 % discount on the marked price. Find the gain?

The cost price of a radio is₹  600. The 5% of the cost price is charged towards transportation. After adding that, if the net profit to be made is 15%, then the selling price of the radio must be

Amar can do a piece of work in 30 days and Raman can do the same work in 15 days. If both work together, then what percent of the total work will be completed in 4 days?