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Let side of square =x Then given- x²=441cm² X= 21cm X=r/2 r= 42cm according to qs- 2 πr = b b=2×22/7×42 b= 44×6=264cm perimeter of rectangle =712 2(a +b) =712 a +b=356 a=356-264=92cm.
The seller sold a total of 40 kg of rice bags, comprising Basmati Rice and Brown Rice. The cost price of Basmati rice is Rs.72/kg, and that of Brown ric...
A sum of ₹4,360 was to be divided among A, B, C, and D in the ratio 3:4:5:8, but it was divided in the ratio 1/3:1/4:1/5:1/8. Was divided by mistake: ...
The average age of 19 girls is 45 years. If the age of one more girl is added the average decreases by half a year. What is the age of new girl?
In what ratio rice at 58 Rs/kg should be mixed with the rice at 32 Rs/kg so that selling mixture at Rs 54 per kg gives the profit of 35% if the quantity...
Two trains, A and B, are traveling towards each other on parallel tracks. Train A is traveling at a speed of 60 miles per hour, and Train B is traveling...
A principal of ₹10000 is invested at a compound interest rate of 12% per annum compounded quarterly. What will be the amount after 1/2 year?
‘A’ and ‘B’ can do a piece of work in 18 days and 25 days, respectively. They started working together but ‘A’ left after 9 days. Find the t...
A started a business with an investment of Rs.30000. After few months B joined him with an investment of Rs.42000. If at the end of the year, they share...
What is the single discount percentage equivalent to three consecutive discounts of 10%, 25%, and 18%?
There are two buckets X and Y containing mixture of milk and water in which concentration of milk is (a-9)% and (a+15)%, respectively. They are mixed to...
