1answer.
Ask question
Login Signup
Ask question
All categories
  • English
  • Mathematics
  • Social Studies
  • Business
  • History
  • Health
  • Geography
  • Biology
  • Physics
  • Chemistry
  • Computers and Technology
  • Arts
  • World Languages
  • Spanish
  • French
  • German
  • Advanced Placement (AP)
  • SAT
  • Medicine
  • Law
  • Engineering
Alenkinab [10]
3 years ago
7

Ann,Bill and Collin are travelling in a car from Glasgow to Poole. Ann, Bill and Collin share the driving so that the distances

they drive are in the ration 3:4:4. Ann drives a distance of 210km.
a) whats the total distance they travel form Glasgow to Poole.
Mathematics
1 answer:
Marina CMI [18]3 years ago
8 0

Answer:

770 km

Step-by-step explanation:

the ratio of Ann driving to total driving = 3 : 11

\frac{3}{11} × total distance traveled = 210km

total distance traveled = 210 km × \frac{11}{3} = 770 km

You might be interested in
An item has a listed price of $35. If the sales tax rate is 9%, how much is the sales tax (in dollars)?
olga_2 [115]

Answer:

$3.15

Step-by-step explanation:

tax is 9% or .09 of the cost

$35(.09) = $3.15

3 0
3 years ago
F(x) = x2 - 5
Tcecarenko [31]

Answer:

D

Step-by-step explanation:

Given that f(x) has domain { 2, 4, 7 }

Substitute the values from the domain into f(x) for the range

f(2) = 2² - 5 = 4 - 5 = - 1

f(4) = 4² - 5 = 16 - 5 = 11

f(7) = 7² - 5 = 49 - 5 = 44

Thus the range is { - 1, 11, 44 } → D

8 0
3 years ago
En las olimpiadas de Matemática. Roció represen a su colegio. La prueba consistía en 60 problemas. Cada respuesta correcta valía
PtichkaEL [24]

Answer:

Rocío respondió 43 preguntas correctas y 17 incorrectas.

Step-by-step explanation:

Dado que en las olimpiadas de Matemática, Rocío representó a su colegio, y la prueba consistía en 60 problemas, de los cuales cada respuesta correcta valía 4 puntos y por cada respuesta incorrecta había un punto en contra, y luego del examen, Rocío obtuvo un puntaje de 155, y ella respondió todas las preguntas y desea saber cuantas fueron correctas y cuantas incorrectas, para determinar dicha duda se debe realizar el siguiente calculo:

60 x 4 = 240

40 x 4 - 20 = 140

45 x 4 - 15 = 165

42 x 4 - 18 = 150

43 x 4 - 17 = 155

Por lo tanto, Rocío respondió 43 preguntas correctas y 17 incorrectas.

5 0
3 years ago
Write the reciprocal of<br> a) 7/10<br> b)3.5
Thepotemich [5.8K]

Answer:

a)

\frac{10}{7}

b)

\frac{10}{35}

Step-by-step explanation:

The reciprocal of a number is the inverse of the number

\frac{7}{10}  =  \frac{10}{7} (reciprocal)

3.5 \: is \: also \:  \frac{35}{10}

\frac{35}{10}  =  \frac{10}{35} (reciprocal)

you \: may \: choose \: to \: simplify \: to \: the \: lowest \: term \: depending \: on \: the \: question

7 0
2 years ago
Expand and simplify (x+9)^2
kow [346]
1) x^2 + 2x * 9 + 9^2
2) x^2 + 2x + 81
3) x^2 + 18 +81
6 0
3 years ago
Other questions:
  • A company is setting up offices in two different cities. The number of employees hired by the company for its office in city A o
    10·2 answers
  • Chelsea takes the bus to school, but she walks home. The bus travels to the school at an average speed of 45 miles per hour. Whi
    7·2 answers
  • Given the equation 3x + 7 = 13, which order of operations completely solves for x? (1 point)
    10·2 answers
  • In a pen of goats and chickens, there are 40 heads and 150 feet. How many goats and chickens are in the pen?
    6·1 answer
  • alice has 1/5 many miniatures cars as sylvester has . silvester has 35 miniatures cars how many miniatures car does alice have
    8·1 answer
  • I need help with area of a rectangle! Plese help me out this is a starr review!
    12·1 answer
  • A random sample of 20 individuals who graduated from college five years ago were asked to report the total amount of debt (in $)
    6·1 answer
  • PLEASE HELP ME!
    12·2 answers
  • Directions: Simplify the following monomials (if possible).
    5·1 answer
  • The quotient of k and 9 is greater than 1/3
    5·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!