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the life of light bulbs

Daphne replaced light bulbs in her mothers store.She had 3/4 of a box of light bulbs. She used 1/3 of the bulbs.a. What fraction
1. 2 answers
2. asked by Cherie
3. 1,693 views
twenty light bulbs are tested three light bulbs fail the test. two light bulbs are selected at random without replacement from
1. 2 answers
2. asked by bernie
3. 857 views
For every 144 light bulbs produced, 6 are defective. Find the number of defective light bulbs that could be expected out of 720.
1. 1 answer
2. 94 views
For every 144 light bulbs produced, 6 are defective. Find the number of defective light bulbs that could be expected out of 720.
1. 1 answer
2. 121 views
For every 144 light bulbs produced, 6 are defective. Find the number of defective light bulbs that could be expected out of 720.
1. 1 answer
2. 51 views
Joaquin buys 3 packs light bulbs. Each pack contains 12 light bulbs. After changing the bulbs in his house, he has 15 bulbs
1. 1 answer
2. asked by Teddys
3. 514 views
Joaquin buys 3 packs light bulbs. Each pack contains 12 light bulbs. After changing the bulbs in his house, he has 15 bulbs
1. 6 answers
2. asked by coolguy123
3. 1,769 views
-2. A school maintenance worker wants to estimate how many of the 1,000 light bulbs in their 55 classrooms need a new light
1. 11 answers
2. 87 views
twenty light bulbs are tested to see if they claims last long as the manufacturers claims they do. three light bulbs failed the
1. 1 answer
2. asked by bernie
3. 1,690 views
The quality control manager at a light bulb factory needs to estimate the mean life of a large shipment of light bulbs. The
1. 1 answer
2. asked by Tim
3. 990 views