For the following questions answer them individually
Work done by A in one day is half of the work done by B in one day Work done by B is half of the work done by C in one day If C alone can complete the work in 7 days in how many days can A B and C together complete the work ?
In how many different ways can the letters of the word BAKERY be arranged ?
The number obtained by interchanging the digits of a two-digit number is less than the original number by 63 If the sum of the digits of the number is 11, what is the original number ?
In class of 40 students and 8 teachers each student got sweets that are 20% of total number of students and each teacher got sweets that are 25% of the total number of students How many sweets were there ?
The cost price of an article is Rs. 480. If it is to be sold at a profit of 6.25 per cent, what would its selling price be ?