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The segments of pectinate antennae are longer on one side, giving each antennae a comb-like shape. Bipectinate antennae look like two-sided combs. The term pectinate derives from the Latin pectin, meaning comb. Pectinate antennae are found in some beetles and sawflies.
A man travels a specific distance at a given speed, completing the journey in a set amount of time. If he had reduced his speed by 10 km/h, it would hav...
The speed of a bike increases by 4 km/hr after every 1 hour. If the distance travelled by the bike in 1st hour is 20 km, the find the total distance tra...
Train M crosses a platform in 60 seconds and overtakes a man running in the opposite direction at 12 km/h in 30 seconds. Train N passes Train M, which i...
A man travels some distance at a speed of 15 km/hr and returns at a speed of 9 km/hr. If the total time taken by him is 2 hrs 40 min, the distance is
A person travels a certain distance at 8 km/hr and reaches 1 hr 30 minutes late. If he travels at 10 km/hr, he reaches 1 hr 30 minutes earlier. The dist...
Excluding the Stoppages i.e. Non-stop, the speed of a Bullet train is 540 kmph and including the stoppages, it is 450 kmph. Calculate for how many minut...
A boy goes to school with a speed of 75 km/h and comes back with a speed of 45 km/h. find his average speed?
A runner travels from point ‘E’ to ‘F’ at a constant speed. If the speed was increased by 12 km/h, it would have taken 2.5 hours less to cover t...
1322 metres long train crosses a man who is moving in the same direction with a certain speed, in 40 seconds. If the same train can cross a tree in 20 s...
The distance covered by a train in (4y-1) hours are (64y3-1) km. The speed of the train is.
