At an election meeting 10 speakers are to address the meeting. The only protocol to be observed is that whenever they speak the pm should speak before the mp and the mp should speak before the mla. In how many ways can the meeting be held?
566 questions match · Mathematics · Preparing for Higher Math
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A 2 metre broad pathway is to be constructed around a rectangular plot on the inside. The area of the plots is 96 sq.m. The rate of construction is Rs. 50 per square metre. Find the total cost of the construction?
It takes a worker 9 minutes to drive from home to work at an average rate of 20 kilometers per hour. How many minutes will it take the worker to cycle from home to work along the same route at an average rate of 6 kilometers per hour?
A man says that he gained 10 percent as profit in selling a suitable cloth material. He says if he had purchased the same one 10 percent cheaper than it was actual and if he had sold it for 20% profit he gets 25paise less. find at what price he sold the suit?
M = abc is a three digit number and N = cba, if M > N and M - N + 396c = 990. Then how many values of M are more than 300.
A can construct a wall in 40 min and B can construct the wall in 45 min. How many hours is needed to contruct a wall if both the person working together.
In a bag of red and green sweets, the ratio of red sweets to green sweets is 3:4. If the bag contains 120 green sweets, how many red sweets are there?
At a delivery store, seven packages have an average (arithmetic mean) weight of 222 kg and a median weight of 270 kg. What is the maximum possible weight, in kilograms, of the lightest package?
An aeroplane flies along the four sides of a square at the speeds of 200, 400, 600 and 800km/hr. Find the average speed of the plane around the field?
A car is moving at the speed of 60 km per one hour. What is the time elapsed after traveling 130 km?
A wholesaler allows a discount of 20 % on the list price to the retailer. The retailer sells at 5% below the list price. If the customer pays Rs.19 for an article what profit is made by the retailer on it?
The sum of 3rd and 15th elements of an arithmetic progression is equal to the sum of the 6th, 11th and 13th elements of the same progression. Then, which element of the series should necessarily be equal to zero ?
A starts a business with Rs.40,000. After 2 months, B joined him with Rs.60,000. C joined them after some more time with Rs.120,000. At the end of the year, out of a total profit of Rs.375,000, C gets Rs.150,000 as his share. How many months after B joined the business, did C join?
A merchant has three different types of milk: 435 liters, 493 liters and 551 liters. Find the least number of casks of equal size required to store all the milk without mixing.
Which of the following is the equation of a line that goes through the point (10,5) and has an x-intercept of 5.
Bill owns a large collection of fishing lures consisting of small, medium, and large lures that weigh 3, 4, and 5 grams each, respectively. If the product of the lure weights that Bill sold to his friend is 216,000 grams, how many medium lures did he sell?
In a shipment of 120 machine parts, 5 percent were defective. In a shipment of 80 machine parts, 10 percent were defective. For the two shipments combined, what percent of the machine parts were defective?
Glenn gains 10% from selling her scarf at $44. Her mom tells her she'll buy it from her but only after a family discount of 5%. What is Glenn's gain percent if she sells the scarf to her mom?
Calculate the maximum distance you can travel with $8.50 on a cab which charges $3.50 for the first quarter-mile and 10 cents for each additional quarter mile.
A builder has to pour a concrete slab 12 centimeters thick to cover an area 10 meters long and 2 meters wide. How many cubic meters of concrete will the builder need?
At an elite baseball camp, 60% of players can bat both right-handed and left-handed. If 1/3 of the players who bat left-handed do not bat right-handed, what is the probability that a player selected at random does not bat left-handed?
Jack buys 18 sharpeners (white and brown) for rs. 100. If he pays 1 rupee more for each white than brown sharpeners. How many of white and how many brown sharpeners did he buy?
A man walks at 5 kmph for 6 hrs and at 4 kmph for 12 hrs. His average speed is
A sales person gets a 10% commission on each sale he makes. How many sales of $250 each must he make in order to reach a salary of at least $1000?
A retailer sold an appliance for 40 percent above cost, which represented a gross profit of $20.00. For what price did the retailer sell the appliance?