PICAT STUDY GUIDE ACTUAL 2025/2026 QUESTIONS AND 100% CORRECT ANSWERS

PICAT STUDY GUIDE ACTUAL 2025/2026 QUESTIONS AND 100% CORRECT ANSWERS Which of these is the best explanation of how a smooth round stone became smooth? - Answer -It was in a stream for a long time. In a balanced aquatic ecosystem, what would have the greatest population? - Answer -Plankton Any astronomical body that revolves around a larger body is called - Answer -A satellite In chemistry, to be classified as an organic substance, a substance must contain - Answer -Carbon atoms what element does not contain any neutrons? - Answer -Hydrogen The chemical formula of a compound describes the elements the compound contains and the ...... - Answer -Ratio of elements in the compound. What is the symbol for the hydroxyl ion? - Answer -OHThe tympanic membranes are also know as the... - Answer -Ear drums what would produce a chemical change? - Answer -Adding salt to the hot waterChoking is prevented by the.... - Answer -Epiglottis covering the voice box What do a hydrogen molecule and an oxygen molecule have in common? - Answer -the size What is non-renewable resource? - Answer -copper What are the 2 main gases that make up stars? - Answer -hydrogen and helium the term "meiosis" is usually associated with - Answer -Reproduction Together, two people earn 28,000. One earns 2,000 more than the other. How much is the smaller income? - Answer -13,000 Jerry walked a dog from 6:40am to 7:30pm one day. If he was paid at the rate of 6$ per hour, how much did he earn that day? - Answer - $5.00 A women is looking for a bigger square office. She finds an office twice the area of her current office. If the perimeter of her current office is 88 feet, how many square feet is the new office? - Answer -968 sq ft How many feet of a chain fence are necessary to enclose a dog pen that is square and has an area of 64 square feet? - Answer -32 A train goes twice as fast downhill as it can go uphill, and 2/3 as fast uphill as it can go on level ground. If it goes 120 mph downhill, how long will it take to travel 45 miles on flat land? - Answer -1/2 hour The pet store had six puppies selling for 104 each and twelve kittens selling for 24 each. Today, only two puppies and eight kittens were left.In dollar terms, what was the ratio of sales of puppies to kittens? - Answer -13 to 3 Jamie just bought two boxes. The first box is square, with each side measuring 10 units, and is 4 units high. The second box is rectangular and has twice the volume of the square box. If the height of the second box is 5 units, and the width is 10 units, what is the length of the second box? - Answer -16 units If the perimeter of a garden is 84 feet, what is the area of the garden? - Answer -441 sq ft The price of salmon at a fish market is 5.40 per pound. This is 150% its cost at a supermarket. How much would it cost per pound at the supermarket? - Answer -$3.60 There are 9 red and 6 green marbles in a bag. A child reaches in the bag and randomly takes one marble. What is the probability pf that child getting a green marble? - Answer -.40 Each August, a restaurant's rent is adjusted to the cost of living index. The rent has been 1,550 a month, and the cost of living index for this August was 3.7%. What is the new rent per month? - Answer -$1,607.35 Before being painted, a concrete play area was marked off into squares and then into triangles. For the square shown, what is the area of the triangular part labeled XYZ? - Answer -32 sq ft If the population of a certain city increased 25% in two years, the new population was what percent of the old? - Answer -125%