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Solved Examples
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D   Solve the proportion 56 = c12 using the cross product property.
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D   A hare says to a tortoise " I can cover ten times the distance that you can travel in the same amount of time ". The tortoise proudly replies " I can cover one mile in just 3 hours ". How far can the hare go in one hour?   D View Solution
D   Solve the proportion 3c = c-25 using the cross product property.   D View Solution
D   Solve the equation.
r+43 = r-32   D
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D   Jimmy bought 3 pizzas for $2.5. How much does he pay to buy 6 pizzas? Use proportions to find the amount.
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D   One kilometer (km) is equal to 0.62 miles approximately. The flying distance between City-A and City-B is about 2046 miles. What is this distance in kilometers?
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D   The ratio of the circumference of a circle to its diameter is 22 : 7. If the diameter of the circle is 315 ft, then what is the circumference of the circle?   D View Solution
D   Weight of Mrs.Rose is 120 lb. What would be her weight on Mars if she happens to go there? (Hint: 100 lb on Earth is equivalent to 38 lb on Mars)
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D   A mother wants to distribute candies to her two sons according to the ratio of their ages. The younger son is 5 years old and the elder one is 9 years old. If the younger son receives 20 candies, then how many candies will the elder son receive?   D View Solution
D   Solve the proportion 56 = 25x using the reciprocal property.
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D   Solve the proportion 32 = 36x by using the reciprocal property.
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D   Solve the proportion 56 = 20c using the cross product property.
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D   Solve the proportion c6 = 43 using the cross product property.
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D   Charles won 13 out of 25 matches he played last year. Find the ratio of number of wins to number of losses.   D View Solution
D   Chris is 12 years old and Brian is 9 years old. Find the ratio of Chris's age to Brian's age.   D View Solution
D   In a school of 546 students, 312 students are boys and the remaining students are girls. What is the ratio of boys to girls?   D View Solution
D   Solve 6y = 187 using the reciprocal property.
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D   Solve the proportion 2b = 122 using the cross product property.
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D   Solve the proportion 3x = x+14 using the cross product property.
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D   Solve the proportion x12 = x + 56 using the cross product property.   D View Solution
D   Solve the proportion 4x = 5(x-1) using the cross product property.
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D   Solve the proportion 4a = (a-12)16 using the cross product property.
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D   Solve the proportion 34 = 9c using the cross product property.
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D   Paul bought 4 pizzas for $3.5. How much does he pay to buy 8 pizzas? Use proportions to find the amount.
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D   What are the means of the proportion 126 = 105?
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D   Frank won 12 out of 23 matches he played last year. Find the ratio of number of wins to number of losses.   D View Solution
D   The ratio of the circumference of a circle to its diameter is 22 : 7. If the diameter of the circle is 210 cm, then what is the circumference of the circle?   D View Solution
D   Charlie is 20 years old and Gary is 15 years old. Find the ratio of Charlie's age to Gary's age.   D View Solution
D   In a school of 540 students, 315 students are boys and the remaining students are girls. What is the ratio of boys to girls?   D View Solution
D   Use the table to find the ratio of the sales from merchant wholesalers to that of retail stores in the year 1995.
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D   A hare says to a tortoise " I can cover ten times the distance that you can travel in the same amount of time ". The tortoise proudly replies " I can cover one mile in just 2 hours ". How far can the hare go in one hour?   D View Solution
D   What are the extremes of the proportion 1518 = 56?   D View Solution
D   An equation which states two ratios are equal is a _________.
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D   Solve the proportion 45 = 16x using the reciprocal property.
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D   Solve the proportion c4 = 32 using the cross product property.
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D   Solve the proportion 34 = c12 using the cross product property.
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D   Solve the proportion 5c = c-49 using the cross product property.   D View Solution
D   One kilometer (km) is equal to 0.62 miles approximately. The flying distance between City-A and City-B is about 1550 miles. What is this distance in kilometers?
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D   If the ratios are written in the form of ab = cd, then a and d are called the _______ of the proportion.
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D   When the ratios are written in the form of ab = cd, then b and c are called the ______ of the proportion.   D View Solution
D   Solve the proportion 43 = 68x by using the reciprocal property.
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D   Solve 8y = 165 using the reciprocal property.
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D   Solve the proportion 3b = 122 using the cross product property.
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D   Solve the proportion 2x = x+13 using the cross product property.
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D   Solve the proportion x10 = x + 45 using the cross product property.   D View Solution
D   Solve the equation.
r+76 = r-65   D
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D   Weight of Mrs.Rose is 140 lb. What would be her weight on Mars if she happens to go there? (Hint: 100 lb on Earth is equivalent to 38 lb on Mars)
   D
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D   A mother wants to distribute candies to her two sons according to the ratio of their ages. The younger son is 8 years old and the elder one is 12 years old. If the younger son receives 32 candies, then how many candies will the elder son receive?   D View Solution
D   Solve the proportion 2x = 3(x-1) using the cross product property.
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D   Solve the proportion 2a = (a-6)8 using the cross product property.
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D   Solve the equation n2 - 5n - 3 = n + 32 using the cross product property.
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