The ratio between the speed of a truck, car andtrain is 3:8:12. The car moved uniformaly and covered a distance of 1040 km in 13 hours. What is the average speed of the truck and the train together?
60Km/hr
The circumference of a circle is twice the perimeter of a rectangle. The area of the circle is 5544 Sqcm. What is the area of the rectangle if the length of the rectangle is 40cm?
1040 Sq cm
In how many ways the letters of the word SACRED can be arranged so that vowels come together?
240
How many natural numbers are there lying between 134 and 467 which are divisible by 7?
47
A sum of Rs.3200 becomes Rs. 3456 in two years at a certain rate of simple interest. What is the rate of interest per annum?
4%
A discount of 15% is given on the marked price of an article. The shopkeeper charges sales tax of 6% on the discounted price. If the selling price Rs.1081.20, what is the marked price of the article?