Question: Gerry decided to spend $450 on fireworks. If he buys regular crackers rather than deluxe crackers, he pays $3 less per cracker and gets 40 crakers more. How much does a deluxe cracker cost?

1. $4.5
2. $5
3. $7.5
4. $9
5. $10

“Gerry decided to spend $450 on fireworks. If he buys regular crackers rather than deluxe crackers, he pays $3 less per cracker and gets 40 crakers more. How much does a deluxe cracker cost?”- is a topic of the GMAT Quantitative reasoning section of GMAT. This question has been taken from the book “GMAT Official Guide Quantitative Review”. To solve GMAT Problem Solving questions a student must have knowledge about a good amount of qualitative skills. The GMAT Quant topic in the problem-solving part requires calculative mathematical problems that should be solved with proper mathematical knowledge.

Answer: C
Solutions and Explanation

Approach Solution (1):

1. $4.5; Deluxe cracker = 100, Regular crackers = 140; Regular crackers cost = $1.5 per cracker; Total cost of regular crackers = 140 * 1.5 = $230; Incorrect
2. $5; Deluxe cracker = 90, Regular crackers = 130; Regular crackers cost = $2 per cracker; Total cost of regular crackers = 130 * 2 = $260; Incorrect
3. $7.5; Deluxe cracker = 60, Regular crackers = 100; Regular crackers cost = $4.5 per cracker; Total cost of regular crackers = 100 * 4.5 = $450; Correct
4. $9; Deluxe cracker = 50, Regular crackers = 90; Regular crackers cost = $6 per cracker; Total cost of regular crackers = 90 * 6 = $540; Incorrect
5. $10; Deluxe cracker = 45, Regular crackers = 85; Regular crackers cost = $7 per cracker; Total cost of regular crackers = 85 * 7 = $595; Incorrect

Correct Option: C

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