Mathematics, 12.12.2019 02:31 muffin261
Three friends are buying seashells at the gift shop on the beach. melanie buys 2 seashells for $0.80. rosi buys 5 seashells for $2.00. carlos buys 4 seashells for $1.60. use a graph to determine whether the number of seashells and the cost have a proportional relationship if so what is the constant of proportionality and what does it mean?
Answers: 2
Mathematics, 21.06.2019 16:50
1. the wheeling bridge in west virginia is about 307 meters long. if you walk with a stride of about meter, about how many steps would it take you to cross this suspension bridge?
Answers: 1
Mathematics, 21.06.2019 17:00
Arley is building a model of a city map. in one part of the city, three roads form a right triangle, which harley draws as triangle abc, with the following measures: m∠b=90° and m∠a=30°. in his scale model, the hypotenuse of triangle abc, ac¯¯¯¯¯¯¯¯, has a length of 817−−√ cm. what is the value of a (the length of bc¯¯¯¯¯¯¯¯)?
Answers: 1
Mathematics, 21.06.2019 17:30
Apositive number a or the same number a increased by 50% and then decreased by 50% of the result?
Answers: 3
Mathematics, 21.06.2019 18:30
Aswimming pool had 2.5 million liters of water in it. some water evaporated, and then the pool only had 22 million liters of water in it. what percent of the water evaporated?
Answers: 1
Three friends are buying seashells at the gift shop on the beach. melanie buys 2 seashells for $0.80...
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