exam
Maths Puzzle
Numerical Ability
The linear equation that relates °C to °F is as follows:
°F = 1.8 °C + 32.0
The following data was calculated in this way:
Temperature °F Miles east from starting point
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exam Other Question
A hot cup of coffee cools exponentially with time as it is forgotten about while reading a paper at the local coffee shop. Its change in temperature,T,measured in degrees Celcius,
Solve for x:
a) (4^x)(2^(x+3)=16(^2x-5)
b) (2x-1)(^1/2)=sqrt3
c) 8(^2x)+(8^x)-12=0
d) (x+3)(^2/3)=4