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A man can complete a piece of work in 2 days. 4 women can complete the same piece of work in 4 days whereas 5 children can complete the same piece of work in 4 days. If 2 men, 4 women and 10 children work together, in how many days can the work be completed?
A train can travel 20% faster than a bus. Both start from the point A at the same time and reach point B 75 km away from A at the same time. On the way, however, the train lost about 12.5 minutes while stopping at the stations. Find the speed of the bus in km/hr.
Wheels of diameters 7 cm and 14 cm start rolling simultaneously from X and Y, which are 1980 cm apart, towards each other in opposite directions. Both of them make the same number of revolutions per second. If both of them meet after 10 seconds, the speed of the smaller wheel is
A and B started a business with the investments in the ratio of 5 : 3 respectively. After 6 months from the start of the business, C joined them and the respective ratio between the investments of B and C was 2 : 3. If the annual profit earned by them was Rs. 12,300, what was the difference between B’s share and C’s share in the profit?
A, B and C start a business in partnership with initial investments of Rs. 4200, Rs. 3600 and Rs. 2400 respectively. After 4 months from the start of the business, A invests an additional amount of Rs. 1000 in the business. After 6 months from the start of the business B and C invest additional amounts in the respective ratio 1 : 2. After 10 months they get a total profit of Rs. 2820. If the share of A in profit be Rs. 1200, what was the additional investment made by B?
A, B and C start a business in partnership with initial investments of Rs. 4200, Rs. 3600 and Rs. 2400 respectively. After 4 months from the start of the business, A invests an additional amount of Rs. 1000 in the business. After 6 months from the start of the business B and C invest additional amounts in the respective ratio 1 : 2. After 10 months they get a total profit of Rs. 2820. If the share of A in profit be Rs. 1200, what was the additional investment made by B?
There are five boxes in a cargo hold. The weight of the first box is 200 kg and the weight of the second box is 20% higher than the weight of the third box, whose weight is 25% higher than the first box’s weight. The fourth box at 350 kg is 30% lighter than the fifth box. Find the difference in the average weight of the four heaviest boxes and the four lightest boxes.
There were 42 students in a hostel. Due to the admission of 13 new students, the expenses of the mess increase by Rs. 30 per day while the average expenditure per head diminished by Rs. 3. What was the original expenditure of the mess?
Let expenditure per head per day originaly was x and new expenditure per head is Rs y
4 years ago, the respective ratio between 1/2 of A’s age at that time and four times of B’s age at that time was 5 : 12. Eight years hence 1/2 of A’s age at that time will be less than B’s age at that time by 2 years. What is B’s present age?
The simple interest accrued on a sum of certain principal is Rs. 2000 in five years at the rate of 4 p.c.p.a. What would be the compound interest accrued on same principal at the same rate in two years ?
A jar contains a mixture of two liquids A and B in the ratio 4 : 1. When 10 litres of the mixture is taken out and 10 litres of liquid B is poured into the jar, the ratio becomes 2 : 3. How many litres of liquid A was contained in the jar?
Directions (1216): What will come in place of question mark (?) in the following number series?
121, 144, 190, 259, ?, 466
Directions (1216): What will come in place of question mark (?) in the following number series?
8, 64, 216, 512, 1000, 1728, ?
Directions (1216): What will come in place of question mark (?) in the following number series?
3, 4, 10, 33, 136, 685, ?
Directions (1216): What will come in place of question mark (?) in the following number series?
16, 12, 18, 40.5, 121.5, 455.625, ?
Directions (1216): What will come in place of question mark (?) in the following number series?
4, 18, 48, 100, 180, 294, ?
4 years ago, the respective ratio between 1/2 of A’s age at that time and four times of B’s age at that time was 5 : 12. Eight years hence 1/2 of A’s age at that time will be less than B’s age at that time by 2 years. What is B’s present age?
Directions (1721): The following bar graph shows the total no. of students (in thousands) of three different colleges over five different years.
What is the average no. of students in college B over all the years?
Directions (1721): The following bar graph shows the total no. of students (in thousands) of three different colleges over five different years.
Total no. of students over all the years is least in which college?
Directions (1721): The following bar graph shows the total no. of students (in thousands) of three different colleges over five different years.
The no. of students of college B in year 2008 are what percent more or less than the no. of students of college A in same year?
Directions (1721): The following bar graph shows the total no. of students (in thousands) of three different colleges over five different years.
What is the difference between total no. of students of college B and that of college C overall the years
Directions (1721): The following bar graph shows the total no. of students (in thousands) of three different colleges over five different years.
Find the ratio of total students of college A to that of the college B over all the years:
The respective ratio between the speed of a car, a jeep and tractor is 3 : 5 : 2. The speed of the jeep is 250 percent of the speed of the tractor which covers 360 km in 12 hours. What is the average speed of the car and the jeep together?
Ram and Shyam are travelling from point A to B, which are 60 km apart. Travelling at a certain speed Ram takes one hour more than Shyam to reach point B. If Ram doubles his speed he will take 30 minutes less than Shyam to reach point B. At what speed was Ram driving from point A to B?
A man can row 6 km/hr in still water. If it takes him twice as long to row up, as to row down the river, then the rate of current in the stream would be
There is a rectangular plot whose length is 36 metre and breadth is 28 metre. There are two paths parallel to length and breadth of plot as is shown shaded in the following figure. The remaining part is lawn whose area is 825 square metre. What is the area of paths?
The sum of the radius and height of a cylinder is 18 metre. The total surface area of the cylinder is 792 sq. metre, what is the volume of the cylinder? (in cubic metre)
Directions (2830): Which term is placed incorrectly in the following questions?
190, 166, 145, 128, 112, 100, 91
Directions (2830): Which term is placed incorrectly in the following questions?
9261, 6859, 4913, 3376, 2197
Directions (2830): Which term is placed incorrectly in the following questions?
625, 626, 945, 1881, 4703.5
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