A) Divide 20 in the ratio 2:3
B) Divide £24 in the ratio 3:5
C) Simon is 10 years old and Becci is 15 years old.
Divide £1.75 between in the ratio of their ages.
D) The angles in a quadrilateral are in the ratio
3 : 5 : 6 : 4.
Find the value of each angle.

Please do any you can ;)

a=8:12      c=£1.05:0.70  d=30:50:60:40

b=9:15

Step-by-step explanation:

find the magnitude of the trig term  

csc

(

x

)

−

1

by taking the absolute value of the coefficient.

1

find the lower bound of the range.

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y

=

−

2

find the upper bound of the range.

tap for more

y

=

0

the range is  

y

≤

−

2

or  

y

≥

0

.

(

−

∞

,

−

2

]

∪

[

0

,

∞

)

{

y

|

y

≤

−

2

,

y

≥

0

}

step-by-step explanation: