The HCF of two numbers 12906 and 14818 is 478. Their LCM is:

If 10 men or 20 boys can make 260 mats in 20 days, then how many mats will be made by 8 men and 4 boys in 20 days? 

Sides of a triangle are 13 cm, 84 cm and 85 cm. Find its area(in square cm)?

A and B started a business with their investments in the ratio 7 : 11. After four months, C joined them with an investment which is Rs.4,000 more than A's investment and he is the working partner who earns a monthly salary of Rs.1,200. The share of 'C' in the total profit of Rs.65,600 is Rs.22,400. What is the share of A?

5.52 – 2.3² + 0.8³ × 0.12 ÷ 0.4⁴ – 3.14 =?

If 80 litres of milk solution has 60% milk in it, then how much milk should be added to make milk 80% in the solution?

Sunil has 40 coins of 10 paise and 25 paise each. If he has Rs 7.75, then how many 10 paise coins are there?