Question

state True or False
a) 4 : 7 = 20 :35

b) If b : a = c : d then a,b,c,d are
in proportion

c) The ratio 4 : 16 is in its lowest form.

d) The two terms of a ratio can
be two different units.

e)The ratio of of 8 to 80 paise
1 : 10​

Answer 1

Step-by-step explanation:

a) True

$4 \times 5 = 20$

$7 \times 5 = 35$

b) True

CONTINUED PROPORTION: Three numbers a,b,c are said to be in continued proportion if a,b,b,c are in proportion. MEAN PROPORTIONAL: If abc are in continued proportion then b is called the mean proportional between aandc.

c) False

2:4 is the lowest term .

d)True

c)True

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