REFERENCE: LESSON 8 TO 12. 1.
Simplify the ratios 52 : 39
(1 mark)

2.
Simplify 4/16:23
(1 mark)

(1 mark)
3.
Express the ratio 8 : 56 in the form 1:n

(1 mark)
4.
Solve for the unknown in the given proportion.

(1 mark)
5.
Express the ratio 40 cm: 5 m in the form m:n.
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Match each function with the corresponding function formula when h(x)=5-3x and g(x)=-3+5

If the speed of an electromagnetic wave is 100,000 cm/s and its wavelength is 100 cm, what is its frequency? a) 100,000 cycles per second (hz) b) 1 × 10-3 cycles per second (hz) c) 10,000,000 cycles per second (hz) d) 1,000 cycles per second (hz)

You were told that the amount of time lapsed between consecutive trades on the new york stock exchange followed a normal distribution with a mean of 15 seconds. you were also told that the probability that the time lapsed between two consecutive trades to fall between 16 to 17 seconds was 13%. the probability that the time lapsed between two consecutive trades would fall below 13 seconds was 7%. what is the probability that the time lapsed between two consecutive trades will be between 14 and 15 seconds?