A Screwdriver and a hammer currently have the same price .If the price of a screwdriver rises by 5% and the price of a hammer goes up by 3%, how much more will it cost to buy 3 screwdrivers and 3 hammers?

If n and p are both odd numbers ,which of the following must be an even number ?

There are 30 socks in a drawer .60% of the socks are red and the rest are blue . what is the minimum number of socks that must be taken from drawer without looking in order to be certain that at least two blue socks have been chosen?

A worker is digging a ditch . He gets 2 assistants whon work 2/3 as fast as he does . If all 3 work on a ditch they should finish it in what fractionof the time that the worker takes working alone .

Each of x alarm tolls at regular intervals . All of them tolls together twelve times a day. No two alarm at equalo intervals of time. if each alarm tolls after a whole number of minutes , what is the maximum possible value of X?

Locals trains leave a station at an interval of 15 min at a speed of 16 km/hr . A man movig from opposite direction meets the train at an interval of 12 min. Find the speed of the man.

The rajdhani express from delhi to mumbai was delayed by snowfall n16 minutes and made up for the delay on a section of 80 km , travelling with a speed of 10 km higher then its normal speed . Find the original speed of rajdhani express.

Saloni fires two bullets from the same at an interval of 12 minutes but nirmal sitting in a train appproaching the place hears the second report 11 minutes 30 seconds after the first . What is the approximate speed of the train

A man walks at the rate of 8 km/hr. After every 10 km he needs to rest for 1/3 hour. How long would be take to travel 40 kms.

A bus left town a for town B at 6 am at a speed 36 km/ hr while another bus left bb for A at 7:30 at a speed of 24 km /hr . At what time (latest ) would they be 12 km apart if the distance between A and b is 72 km .

On a journey across jaipur , a tourist bus averages 10 km/hr for 20% of the distance, 30 km/hr for 60% of the distance and 20 km/hr for rest of the distance . Find the average speed of the bus for journey .

The route from A to B is 24 km long , which is 6km uphill ,6 km level and 12 kmdown hill . Find the diffrence between time in which a person would walk from A to B and the time in which he will come back supposing his speed uphill to be 3km/hr , down hill 6 km/hr and on level 4 km /hr.

Two men start a journey together in the same direction . They travel 9 and 15 kms respectively daily. After travelling for 6 days the man travelling at 9 km/hr doubles his speed and both of them finish the distance in the same tiime . Find the time taken by them to reach their destination .

A candle of 8 cm long burns at the rate of 3 cm in 3 hrs , whereas another one of 10 cms long burns at the rate of 3cm in 2 hrs . What are the lengths of the candles when they are of the same length ?

A plane left an airport 15 minutes later than than the schedule time and in order to reach its destination 1500 kms away in time had to increase its soeed by 200 km/hr . What was the the usual speed .

A wire 1 mm in diameter can be drawn from a 14 cm bar of gold in 7 min . A wire of 5 mm can be drawn out from a 20 cm bar of gold in 5 minutes . In how much time would the gold bars be of same length.

An ant climbing a vertical pole ascends 12 metres and slips down 5 metres in every alternate hour . if the pole were 63 metres long, how much time would it take by the ant to reach the top ?

U,V and W walk at the rates of of 3,4 and 5 km an hour respectively .They start from udaipur at 1,2,and 3 o'clock respectively .When v catches U, V sends him back with a message for W . When will w get the message ?

Subhash covered a distance of 96 kim two hours faster than he had planned to. This he achieved by travelling 1 km more every hour then he intended to cover 1 hour 15 minutes . What was the speed at which Amitabh travelled during the journey?

A man rides at the rate of 350 metres per minutes and stop 6 minutes to change horses at the end of every sixth kilometre .How long will he take to go a distance of 84 kilometres?