Practice Time and Distance – The distance of the college and home of Rajeev is 80km. One day he was late by 1 hour than the normal time to leave for the college, so he increased his speed by 4km/h and thus he reached to college at the normal time. What is the changed (or increased) speed of Rajeev?
Practice Time and Distance – The number of degrees that the hour hand of a clock moves through between noon and 2.30 in the afternoon of the same day is
Practice Time and Distance – Two horses start trotting towards each other, one from A to B and another from B to A. They cross each other after one hour and the first horse reaches B, 5/6 hour before the second horse reaches A. If the distance between A and B is 50 km. what is the speed of the slower horse?
Practice Time and Distance – A thief is noticed by a policeman from a distance of 200 m. The thief starts running and the policeman chases him. The thief and the policeman run at the rate of 10 km and 11 km per hour respectively. What is the distance between them after 6 minutes?
Practice Time and Distance – A man walking at the rate of 5 km/hr crosses a bridge in 15 minutes. The length of the bridge (in metres) is
Practice Time and Distance – The speed of a car increases by 2 kms after every one hour. If the distance travelling in the first one hour was 35 kms. what was the total distance travelled in 12 hours?
Practice Time and Distance – The value of (8-25– 8-26) is:
Practice Surds and Indices – The value of 74P2 is
Practice Surds and Indices – If x4 + 1/x4 = 47, then find the value of x3 + 1/x3
Practice Surds and Indices – (a+b)3-(a-b)3 can be factorized as:
Practice Surds and Indices – If x = 3 + 31/2, then what is the value of x2 + 9/x2 ?
Practice Surds and Indices – If 13 + 23+ 33+ ……….+ 93 = 2025 ,then the value of (0.11)3 + (0.22)3 + ….+ (0.99)3 is close to:
Practice Surds and Indices – If the equation x2-2(k+1)x+(9/2)k=0 has two identical roots then the values of k are:
Practice Surds and Indices – What is the least perfect square, which is divisible by 24, 30 and 60?
Practice Surds and Indices – The air conditioned bus service from Siruseri industry park runs at regular intervals throughout the day. It is now 3:12 pm and it has arrived 1 minute ago but it was 2 minutes late. The next bus is due 3:18 pm. When is the next bus due?