Acan of orange and a chocolate bar cost £1.30 together. two cans of orange and a chocolate bar cost £2.15 together. how much would three cans of orange and four chocolate bars cost?

Twice the sum of a number and 4 is equal to three times the difference of the number and 7. find the number.

Parks is wearing several rubber bracelets one third of the bracelets are tie dye 1/6 are blue and 1/3 of the remainder are camouflage if park swears to camouflage bracelets how many bracelets does he have on

Billie holiday sells children's clothing for sara vaughn's toddler shop. baby blankets sell for $29.99 after a markup rate based on cost of 109%. find the cost and the markup.