exam
Maths Puzzle
Numerical Ability
4x-2y=42 5x+3y=25
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exam Other Question
The ratio of females to males in a school band is 7 to 4. If three females and twelve males are absent from practice, the ratio of females to males is 5 to 2. How many members of the band attended practice?
What transformation of y=2^x results in the equation 1/5(y-3)=2^-(x-4)?
a) horizontal translation of 4, vertical translation of 3, stretch of 5, reflection in x-axis.
b) HT of -4