For the following questions answer them individually
The value of 0.65 x 0.65 + 0.35 x 0.35+0.70 x 0.65 is
How many numbers between 400 and 800 are divisible by 4, 5 and 6 ?
If sum of two number be a and their product be, b, then the sum of their reciprocals is
In a camp of 160 students provisions are available for 10 days. If 40 more students join the camp, how long will the provisions last ?
Three taps A, B, C can fill an overhead tank in 4, 6 and 12 hours respectively. How long would the three taps take to fill the tank if all of them are opened together ?
The perimeter of a triangle and an equilateral triangle are same. Also, one of the sides of the rectangle is equal to the side of the triangle. The ratio of the areas of the rectangle and the triangle is
A solid spherical copper ball, whose diameter is 14 cm, is melted and converted into a wire having diameter equal to 14 cm. The length of the wire is
Discount on a pair of shoes marked at Rs.475 and discounted at 15% is
The cost price of an article is Rs.100. A discount series of 5%, 10% successively reduces the price of a article by
A grinder was marked at Rs.3,600/ After given a discount of 10% the dealer made a profit of 8%. Calculate the cost price.