Transcription of Dave and Steve are 700 meters apart from each
1 1 Dave and Steve are 700 meters apart from each other on a straight path. Both start walking toward each other and meet each other after 7 minutes. Dave covers a distance of x meters in one minute, which is 20 meters less than the distance Steve covers in a minute. Which of these equations can be used to find the rate at which Steve and Dave walk?23456It takes 3 hours for a boat to travel upstream against the current and hours to travel the same distance downstream with the current. What is the speed of the boat in still water if the speed of the current is 3 mph? A. mph B. mph C. 12 mph D. 15 mph7A jewelry maker is designing a crown. The crown must have at least 45 gems, using only emeralds, rubies, and diamonds.
2 The number of rubies must be 1 less than 3 times the number of emeralds. The number of diamonds must be 4 less than the number of rubies. Which inequality could the jewelry maker use to find the fewest number of emeralds, x, that can be placed on the crown?89 Benijahis making a quilt with two types of squares: striped and checkered. Originally 60% of a total of 40 squares were to be checkered. Now he's added checkered squares to the total so that the percentage of checkered squares is 68% of the new total. Which equation can be used to determine c, the number of additional checkered squares required?10111214 The student council is selling rolls of gift wrap and ribbon for the holiday season. The council charges $10 for a roll of gift wrap and $ for a roll of ribbon.
3 The student council will receive, as profit, 60% of the total sales. The student council has a fundraising goal of at least $1, g equal the number of rolls of gift wrap sold and let r equal the number of rolls of ribbon sold. Which inequality represents the student council meeting its fundraising goal? , , C
