What is ratio?
Applications of ratios
Rates with fractions
Converting among ratios, fractions and decimals
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Fill in the blanks in the following ratio table.
There are 14 boys and 16 girls in a particular class.
Betty and Mary participated in a 400 m sprint. Betty finished it in 1 min 40 sec while Mary finished it in 2 min 15 sec. What is the ratio of Mary's time to Betty's time?
The distance between two cities on a map is 4 cm. If the real distance between the cities is 28 km, what is the scale of the map?
A bank wants to maintain the managers, analysts and tellers in the ratio 2:5:18. If 15 analysts were hired, how many managers and tellers should they hire?
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