The sum of the first 8 prime numbers divided by 7 is equal to
The product of two numbers is 1472 and their HCF is 8. Find their LCM.
The equation x²-6x+9=0 can be written as:
The sum of the digits in a two-digit number is 9. If the value of the number is 6 more than 5 times the digit in the ones
place, then the number is:
Which of the following is a quadratic equation whose roots are 73 and 512
The monthly incomes of two friends Anuj and Mathew, are in the ratio 5:7 and each of them saves ₹10,000 every month. If the ratio of their expenditure is 2: 3, find the income of Anuj.
Ramesh invested ₹1,232 at 5% p.a. rate of simple interest in a bank. What amount will he get after 3 years?
Hariteja walked to his school at a speed of 4 km/h and returned on a scooter at 20 km/h. His average speed during the two-way journey is
A starts from X at 9:00 a.m. and reaches Y at 1:00 p.m, on the same day, B also starts from Y at 9:00 a.m. and reaches X at 3 p.m on the same day, following the same route as A. At what time do the two meet?
The volume of a cylinder is 5500 m³. Find its diameter if the cylinder is 70 m high.
At what rate of per cent per annum will ₹1,300 give ₹520 as simple interest in 5 years?
The sum of double of the largest two-digit prime number and triple of the largest three-digit prime number is equal to
The mean proportional of 16 and 144 is
The product of the roots of $x^2 - 7x + 12 = 0 is______________
A shop which sells sarees had offers going on wherein customers could buy 3 sarees and get 2 free. What is the discount that the customer gets?
Two numbers are in the ratio 5: 3. If difference between the numbers is 54, then find the smaller number
By selling an item at a 10% profit a seller makes a profit of ₹777.70. Find the cost price of the item.
If I is added to each odd digit and 2 is subtracted from each even digit in the number 53478231, what will be the sum of the digits that are second from the left and second from the right?
3 pencils and 5 pens together cost ₹81, whereas 5 pencils and 3 pens together cost ₹71. The cost of 1 pencil and 2 pens
together is:
In a right-angled triangle, if the hypotenuse is 4 units greater than one side and 8 units greater than the other, then find the area of the triangle.
The equivalent fraction of 4.2222... is:
Simplify 3(3x−2)+x(24x)+15−12.
The equation x2+7x+6=0 can be written as:
From the numbers 51, 52, 53, ....100, find the sum of the smallest and the greatest prime numbers as given.
51 men can complete a work in 12 days. Four days after they started working 6 more men joined them. How many days will they now take to complete the remaining work?
The average of the first twelve multiples of 11 is:
For a grouped data, if Xi, is the class mark and fi is the corresponding frequency, then by direct method, mean x is
given by:
The mean proportional between the numbers p and q is 8. Which of the following pairs of numbers can be the values of p and q?
The total surface area of a cylinder of radius 70 m and height 140 m, is:
Which of the following is NOT a true statement?
If two angles of a triangle measure 60° and 80°, respectively, then the measure of the third angle of this triangle is:
Ravi started a business by investing ₹50,000. After six months Raju joined him and invested an amount of ₹1,00,000. In one year since Ravi invested, they earned a profit of 263,000. What is Raju's share of the profit?
The population of a town is 2,24,375. If it increases at the rate of 4% per annum, what will be its population 2 years hence?
A91 cm-long wire is cut into two pieces so that one piece length is three-fourth of the other. Find the length of the shorter piece.
The diagonal of a quadrilateral is 32 m long, and its two offsets are 6 m and 10 m long. The area of the quadrilateral is
The price of an article is increased by 20% and then two successive discounts of 5% each are allowed. The selling price
of the article is____________ above its cost price.