3 years ago

Sorry again I just dont know this.

Mathematics

1 answer:

natta225 [31]3 years ago

4 0

Answer:

7 ; 2 ; 8

Step-by-step explanation:

money for raffle= 350 pounds

money for quiz=14 multiplied by 4= 56

56+44= 100

money for membership fees= 20 multiplied by 20= 400

Ratio

Raffle :Quiz: Membership fees

350 : 100 : 400

35 : 10 : 40 (divided by 10)

7 : 2 : 8 (divided by 5)

it can not be simplified further

You might be interested in

Juanita is 13 years older than her cousin. The sum of their ages is no less than 103 years. Enter an inequality that can be used

Bond [772]

Please see below solution:

y = x + 13<span>
y + x ≥ 103
x + 13 + x ≥ 103
Inequality is:
2 x + 13 ≥ 103
2 x ≥ 103 - 13
2 x ≥ 90
x ≥ 90 : 2
x ≥ 45
<span>The youngest age Juanita`s cousin can be is 45.</span></span>

6 0

3 years ago

Please help with this

snow_lady [41]

Answer:

B. $- \frac{9}{8}$

Step-by-step explanation:

$\huge\frac{ - 2 {a}^{ - 3} {b}^{2} }{a} \\ \\ \huge = \frac{ - 2 {b}^{2} }{a \times{a}^{ 3} } \\ \\ \huge = \frac{ - 2 {b}^{2} }{{a}^{ 4} } \\ \\ \huge = \frac{ - 2 \times {3}^{2} }{ {( - 2)}^{4} } \\ \\ \huge= \frac{ - 2 \times 9}{16} \\ \\ \huge \red{= - \frac{9}{8} }$