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qaws [65]
2 years ago
11

3) Original price of a tie: $29.50 Discount: 50% Tax: 5%

Mathematics
1 answer:
Reptile [31]2 years ago
8 0

Answer:

$15.49

Step-by-step explanation:

29.50*.50=14.75

14.75*.05=.74

14.75+.74=15.49

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Calcula el ancho de un terreno rectangular si el largo mide 20 metros y la superficie es de 280 metros cuadrados
Anna35 [415]

Answer:14 m

Step-by-step explanation:

Dada

larga l=20\ m

superficie A=280\ m^2

Suponga que el ancho es w

La superficie está dada por el producto de la longitud y la anchura.

\therefore A=lw\\\Rightarrow 280=20\times w\\\Rightarrow w=14\ m

Por lo tanto, el ancho es de 14 m.

4 0
3 years ago
Find the volume of the sphere .
mars1129 [50]

Answer:

1436.8cm³

Step-by-step explanation:

Formula :

\frac{4}{3}  \times \pi \times r ^{3}

\frac{4}{3}  \times \pi \times 7^{3}

=1436.75504cm³

to 1dp

=1436.8cm³

8 0
3 years ago
Can anyone explain how to solve this using %/100 = is/of?
kumpel [21]

Answer:

20%/100 = 8 peeps / 40 items in the basket

(40 total items)

Step-by-step explanation:

Let x be the total number of items in the basket. The ratio of peeps to the total item is 1/5. Therefore,

1/5 = 8/x

x = 40

40 total items

6 0
3 years ago
Morgan has an 8-foot board that must be cut into boards that are feet long. How many of the smaller boards can he get from the 8
MrMuchimi
Just multiply all the eights
6 0
3 years ago
Read 2 more answers
alicia cashed her paycheck and used half of her earnings to take three friends to dinner. She spent $42.15 on dinner and she bro
Nana76 [90]
X - $42.15 > $20.00
<u>  + $42.15 + $42.15</u>
              x > $62.15
5 0
3 years ago
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