SOLUTION: A sample of 130 firecrackers contained 7 duds. How many duds would you expect in a sample of 2600 firecrackers?
Algebra.Com
Question 614926: A sample of 130 firecrackers contained 7 duds. How many duds would you expect in a sample of 2600 firecrackers?
Answer by stanbon(75887) (Show Source): You can put this solution on YOUR website!
A sample of 130 firecrackers contained 7 duds. How many duds would you expect in a sample of 2600 firecrackers?
-------------------------
Use a proportion:
x/2600 = 7/130
----
x = 2600(7/130) = 140
===================================
Cheers,
Stan H.
=============
RELATED QUESTIONS
A sample of 144 firecrackers contained 9 "duds". How many duds would you expect in a... (answered by rfer)
A sample of 136 firecrackers contained 3 duds. How many duds would you expect in a sample (answered by Tatiana_Stebko)
a sample of 136 firecrackers contained 5 duds. How many duds would you expect in a sample (answered by fcabanski)
Can a tutor be so kind to help solve this problem below?
A sample of 138 firecrackers... (answered by ankor@dixie-net.com)
Hi everyone. I am having a little problem with word problems for my math class I was... (answered by stanbon)
A sample of 150 flash drives contained 7 defective drives. How many defective flash... (answered by rfer)
Rational Expressions and Equations
I really need assistance with this. Thank you.
(answered by solver91311)
7. A sample of 320 mobile phone batteries contained 16 defective batteries. How many... (answered by math-vortex)
A sample if 220 light bulbs contained 5 defective bulbs. How many bulbs would you expect... (answered by rfer)