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
daser333 [38]
3 years ago
14

Bill bought cards to celebrate Pi day. He sends 60% of his cards to friends. He sent 42 cards to friends. How many cards did he

buy altogether?
Mathematics
1 answer:
Sergeeva-Olga [200]3 years ago
8 0
60%=0.6
0.6x=42
x=42/0.6=70

70 cards
You might be interested in
What is the IQR of 11,11.5,10.5,17,14.5,18,17,19
Vika [28.1K]

Ascending order :-

10.5 , 11 , 11.5 , 14.5 , 17 , 17 , 18 , 19

Median,

={(n/2)th + (n/2 +1)th}/2

={(4)th + (5)th}/2

=(31.5)/2

=15.75

I.Q.R.,

Median of lower half,

={(n/2)th + (n/2 +1)th}/2

={(2)th + (3)th}/2

=(22.5)/2

= 11.25

Median of upper half,

={(n/2)th + (n/2 +1)th}/2

={(2)th + (3)th}/2

=35/2

=17.5

I.Q.R. = 17.5 - 11.25 = 6.25

HOPE THIS WILL HELP YOU

4 0
3 years ago
Read 2 more answers
Round 12,351 to the nearest hundred
Basile [38]
The answer to the question is 12,400
3 0
3 years ago
Struggling with this question can someone help? 10points
adelina 88 [10]

Answer:Answer is B.


Step-by-step explanation:


8 0
3 years ago
Read 2 more answers
Try factoring this before moving on: 25+10x+x^2
Naddika [18.5K]

Answer:

Step-by-step explanation:

x2 + 10x + 25

x2 + 5x + 5x + 25

x (x + 5) + 5(x + 5)

(x + 5) (x + 5)

4 0
3 years ago
What is the volume of the cylinder below?
Anestetic [448]

Volume = πr²h


3.14 * (18 : 2)² * 12 =

3.14 * 9² * 12 =

3.14 * 81 * 12 =

254.34 * 12 =


3052,08 mm³



7 0
3 years ago
Read 2 more answers
Other questions:
  • What is the measure of def 78° PLEASE HELP
    7·1 answer
  • Divide 300 in a ratio of 3/7
    10·1 answer
  • Help please with the question
    11·1 answer
  • Solve x2 + 2x =1 for x by completing the square.
    12·1 answer
  • "If I continue to work and earn money at this rate,will i have enough money to buy the gaming system by the end of the summer?"
    7·1 answer
  • Solve for x, -3x + 8 < 23
    13·2 answers
  • Simplify 122.123<br> O A. 125<br> O B. 245<br> O C. 1445<br> O D. 125
    14·1 answer
  • My lunch<br> was $5.65. If this is<br> my change, how much did <br> give the cashier?
    8·1 answer
  • 2 (34+x) + 387 = (23) x <br> what is x?
    5·1 answer
  • If we sample from a small finite population without replacement, the binomial distribution should not be used because
    7·1 answer
Add answer
Login
Not registered? Fast signup
Signup
Login Signup
Ask question!