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Quantitative Reasoning – Practice – Solve the ‘mixture’ question in 3 ways!

PSA_PRACTICE_QNR50. Let us assume, the percentage of liquid A is ‘x’ in the resultant mixture. By weight, liquid A makes up 8 percent of solution R and 18 percent of solution S. If 3 grams of solution R are mixed… Continue Reading

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Quantitative Reasoning – Practice – Greatest and Least number of pens!

PSA_PRACTICE_QNR49. A certain store sells two types of pens: one type for $2 per pen and the other type for $3 per pen. If a customer can spend up to $25 to buy pens at the store and there is… Continue Reading

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Quantitative Reasoning – Practice – Is it probable; if yes, what are the chances!

PSA_PRACTICE_QNR48. A committee of seven members is to be formed from a group of 11 members. The probability that a certain married couple will either serve together or not at all is? Ans: Method 1: Married couple serving in the… Continue Reading

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Quantitative Reasoning – Practice – Direct and Inverse Relation!

PSA_PRACTICE_QNR46. Thirty(30)cows were found to produce 650 kg of manure containing 10% Nitrogen in one week (7 days). You are required to help traditional smallholder farmers on their application requirement for 2 hectares of land planted with maize. how long… Continue Reading

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Quantitative Reasoning – Practice – A quick LCM and GCF question!

PSA_PRACTICE_QNR44. The LCM of two integers a and b is 4,200 and their GCF is 100.If neither a nor b is multiple of the other,find a+b.

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Quantitative Reasoning – Practice – Number Puzzle!

PSA_PRACTICE_QNR42. Find a three digit number such that the hundreds digit and the unit digit are the same prime numbers,the sum of all the digit is 12 and the number is divisible by 7.

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Quantitative Reasoning – Practice – Can you find the smallest number of loom for Ann!

PSA_PRACTICE_QNR41. Julie Ann has some loom bands to give to her friends.If she gives 6 or 8 loom bands to each friend,she has no left over.If she gives 9 to each friend,she has 3 left ove.Find the smallest number of… Continue Reading

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Quantitative Reasoning – Practice – Form the equation!

PSA_PRACTICE_QNR40. When charging $375 for a catering service they make 25 sales. The owner estimates that if they decrease the price by $10 they will make 2 additional sales. Is the relationship between sales and price linear?  What is the… Continue Reading

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Quantitative Reasoning – Practice – One mathematical operator used only once!

PSA_PRACTICE_QNR39. Insert operations (+, -, ÷, x) and grouping symbols to make the following two equations true: [One operator to be used only once.] a) 3 _ 3 _ 3 _ 3 _ 3=1 b) 3 _ 3 _ 3… Continue Reading

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Quantitative Reasoning – Practice – Fresh grapes or Dried grapes?

PSA_PRACTICE_QNR35.  Fresh grapes contain 80% water by weight while dried grapes contain 10% water by weight. What will be the weight of dry grapes available from 30 kg of fresh grapes? A. 6 kg B. 7 kg C. 19/3 kg… Continue Reading