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A 75 meter long train is running at a certain speed. A man is riding ou
bicycle at a speed of 9 km/hr in the directio

By Elliana

A 75 meter long train is running at a certain speed. A man is riding ou
bicycle at a speed of 9 km/hr in the direction of train and train passes E
in 7.5 seconds. What is the speed of the train?
1) 45 km/hr 2)36 km/hr 3) 48 km/hr
4) 50 km/hr

About the author
Elliana

Find the equation of the straight line which passes through the point ( 3, -4) and having slope 3/2 *

a) 3x – 4y –17 =

in ∆PQR, angle PQR =90° .QS perpendicular to PR and ST perpendicular to QR. if PQ =6 cm and PS =3 cm, find the area∆QST/area∆RST​

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