A wireless store owner takes presale orders for a new smartphone and tablet. He gets 320 preorders for the smartphone and 310 orders for the tablet. The combined sale of the preorders is $ 322,000. If the price of a smartphone and a tablet together is $ 1,020 , find the cost of one smartphone and the cost of one tablet.

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26 January, 08:43

A wireless store owner takes presale orders for a new smartphone and tablet. He gets 320 preorders for the smartphone and 310 orders for the tablet. The combined sale of the preorders is $ 322,000. If the price of a smartphone and a tablet together is $ 1,020 , find the cost of one smartphone and the cost of one tablet.

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Gillian Lynch · Answer 1

y = $440

x = $ 580

Explanation:

Given dа ta:

order for smartphone is 320

order doe tablet is 310

sale of all order is $322,000

total combined price for smartphone and tablet is $1020

let cost of one smartphone is x

let cost of one tablet is y

320 x + 310 y = 322,000 ... 1

x + y = 1020 ... 2

solving 1 and 2 we get

y = $440

x = $ 580