exam Maths Puzzle Numerical Ability

Bobby makes a journey of 415km,traveling 190km by car and 225km by bus. If the car averages 20km/h faster than the bus and the whole journey takes 5 hours, what is the SPEED of the

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exam Other Question
A baseball is hit off atee 2ft tall with a velosity of 3ft per sec. use h=-16t+vt+s to determine the time it well take to hit the ground Solve for x:
a) 5x(^1/2)=20
b) 8x(^-3)=64
c) 8(x-2)^3=27
d)(x+3)^sqrt2=25^sqrt8