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6851.The sum of the squares of two positive integers is 100 and the difference of their squares is 28. What is the sum of the number?
6852.Which of the following is equal to 3.14 x 10^6?
6853.Which function is greater than 3/4 or less than 5/6?
6854.A worker is paid Rs. 2130 for 6 days. If his total wages during a month adds up to Rs 9230, find the number of days he worked in the month.
6855.P is 6 times greater than Q then by what per cent is Q smaller than P?
6856.A can do a piece of work in 4 hours, B and C can do it in 3 hours. A and C can do it in 2 hours. How long will B alone take to do it?
6857.There are twice as many boys as there are girls if 30% of the boys and 45% of the girls failed in the exams then. What percentage of the class passed the exams?
6858.If log 5 =125*625/25 than x?
6859.Rs. 1200 is lent out at 5% per annum simple interest for 3 years. Find the amount after 3 years.
6860.A person buy a shirt in 470 and sold in 540 find the approximate profit percentage?