Aconstruction engineering company needs to purchase 1,000 sheets of steel. which option is the most cost-effective way to purchase them? 100 sheets at a time for $500 200 sheets at a time for $1,000 500 sheets at a time for $1,500 1,000 sheets at a time for $3,500

The most cost effective way to purchase 1000 sheets is 500 sheets at a time for $1,500.

The cost of buying 1000 sheet by different method is

(a) Hundred sheet at $500, =10×$500=$5000

(b) 200 sheet at $1000, =5×$1000=$5000

(c) 500 sheet at $1500, =2×$1500=$3000

(d) 1000 sheet at $3500, =1×$3500=$3500

Therefore the most cost effective way to purchase 1000 sheets is 500 sheets at a time for $1,500.