Last year, a lighting supplier called Bright Idea shipped a total of 9500 lamps to its distributors. This year, the supplier shipped 72% more than that. How many lamps did Bright Idea ship this year?

Lamps which cost $120 wholesale are sold for $192, at a profit of $6 per lamp. How many lamps were in the shipment?

Over the last decade, a nursery sold 97 200 flower bulbs packaged in identical boxes. How many bulbs could have been in each box?

Ms ENG1014 is working as a consultant for a company that installs street lamps. She is asked to install lamps along a street that is 500 metres long, with the lamps spread out lamps in 15 metre intervals along the street.Three companies have different deals:Company A: first lamp costs $100 to install, and each successive lamp costs $4 lessCompany B: first lamp costs $120 to install, and each successive lamp costs $5 lessCompany C: first 5 lamps cost $150 each, but every lamp after that only costs $13What is the total cost from each company? You should assume that the lamps can have negative costs

Lux Company started the month with 20 lamps in its beginning inventory that cost $30 each. During the month, Lux purchased 80 additional lamps for $31 each. At the end of the month, Lux counted its inventory and found that 25 lamps remained unsold. If Lux uses periodic weighted average cost, its Cost of Goods Sold for the month is ______.Multiple choice question.$2,287.50$2,305$2,310$770$2,325

An electrician purchases 64 light bulbs from a store. During installation, he finds that only 56 bulbs work properly. Calculate the percentage of defective bulbs.