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almond37 [142]
3 years ago
15

Joanne's monthly salary is $2400.she spend's ⅒ of it on food and ⅜ of it on leisure activities.How much does she have left?​

Mathematics
1 answer:
JulsSmile [24]3 years ago
7 0

Answer:

1200$

please mark me as brain liest

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3 cups a b c contain only salt and water the different mixtures are a salt:water 3:22 b Salt 1/8 c salt 12.75% what cup has the
ddd [48]

Answer:

Cup A

Step-by-step explanation:

<u>Cup A</u>

Salt: Water = 3:22

Expressed as a percentage

\dfrac{3}{22} \times 100 = 13.6\%

Proportion of Salt =13.6%

<u>Cup B</u>

Salt: Water = 1:8

Expressed as a percentage

\dfrac{1}{8} \times 100 = 12.5\%

Proportion of Salt =12.5%

<u>Cup C</u>

Proportion of Salt = 12.75%

Therefore, Cup A has the greatest proportion of salt.

7 0
3 years ago
The ratio of rolls of wrapping paper to presents is 2 to 16.
son4ous [18]
I believe 8 presents
3 0
3 years ago
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Two times the sum of a number and 8 subtracted from the number equals 6. What is the number that makes this statement true?
Zanzabum

Answer:

7

Step-by-step explanation:

let the no. be 'x'

By question,

2x-8=6

or, 2x =6+8

or,2x = 14

or,x = 7

therefore, the no. is 7.

5 0
3 years ago
Given Sn=2n^2 - 5n, find
brilliants [131]

Answer:

a) -3

b) 117

c) 100

Step-by-step explanation:

(a) 2(1)²-5(1)

1²= 1

2×1= 2

2-5= -3

(b) 2(9)²-5(9)

9²= 81

81×2= 162

162-45= 117

(c) 2(4)²-5(4) +2(8)²-5(4)

4²=16

16×2= 32

32-20= 12

8²=64

64×2= 128

128-40= 88

88+12= 100

hope it helps!

6 0
3 years ago
Sara puts $4,000 into an investment yielding 5% annual simple interest; she left the money in for five years and 6 months. How m
aleksandr82 [10.1K]

Answer:  \$1100

Step-by-step explanation:

Given

Principal amount is P=\$4000

Rate of interest R=5\%

Time period T=5\ yr\ \text{and}\ \text{6 months}\equiv 5.5\ yr

We know, Simple interest is

\Rightarrow S.I.=\dfrac{P\times R\times T}{100}

Putting values

\Rightarrow S.I.=\dfrac{4000\times 5\times 5.5}{100}=\$1100

Sara gets \$1100 after 5 years and 6 months

4 0
3 years ago
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