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
alexgriva [62]
3 years ago
5

A QUESTION ABOUT MATHS:

Mathematics
1 answer:
posledela3 years ago
3 0

Answer:

a, 7C5 = 21 ways

b, 11C5 = 462 ways

You might be interested in
You buy a new video game for $59.99
vivado [14]
$64.79 would be the cost after tax is added
3 0
4 years ago
a circle has a radius of 10 yards what is the circumference of the circle? express your answer using pie
Zarrin [17]
C = 2(3.14) x r
C = 6.28 x 10
C = 62.8 yards
7 0
3 years ago
Write an equation for the translation of x^2+y^2=25 by 7 units left and 2 units down
soldi70 [24.7K]
Your equation is a circle where the center is the origin (0, 0) and the radius is 5. With the translation, the new center is (- 7, - 2). Radius stays the same. 

Your new equation is:

(x + 7)² + (y + 2)² = 25
4 0
3 years ago
Sams bill at a restaurant is $12, and he leaves a 20% tip. What is the total bill including the tip
Setler79 [48]
The tip is $2.40 and the bill is$14.40
4 0
3 years ago
The sides of whiteboard are 1 foot by 1 foot. How many 2 inch by 2 inch Post-it notes will be needed to cover the entire whitebo
Wittaler [7]
18 post it notes are needed to cover the entire bored.
6 0
3 years ago
Other questions:
  • the interest earned on an account varies directly with the balance in the account. if an account with a balance of $200 earns $1
    7·1 answer
  • Help me plz it would be greatly appreciated.
    9·2 answers
  • 15 points for 1 question??
    11·1 answer
  • How could you calculate 23% of a number explain
    13·2 answers
  • Determine the value of y, if x is –12.<br> y= |x| - 5<br><br> pls quickly
    14·2 answers
  • The first and last term of an A. P are 1 and 121 respectively. Find the number of terms in the A.P and the common difference bet
    12·1 answer
  • A tapered wood cylinder is made by decreasing the radius of a wood rod continuously as you move from one end to the other. The s
    8·1 answer
  • Evaluate - 24-(-18) = 6.
    12·1 answer
  • The circle below has a center C and its radius is 3 yd
    14·1 answer
  • Find the value of a $3,000 certificate in 2 years, if the interest rate is 10% compounded annually.
    13·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!