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HESI A2 2024 MATH EXAM QUESTIONS
Qs and Ans Expert- Explanation
This Exam contains:
-Guarantee passing score -32 Questions and Answers -format set of multiple-choice -Expert- Explanation
Question 1: decimal point
Answer:
A SYMBOL USED TO SEPARATE THE ONES PLACE FROM THE TENTHS PLACE IN DECIMALS
- Or dollars from cents in currency
Question 2: what is absolute value?
Answer:
A NUMBERS ABSOLUTE VALUE IS THE DISTANCE AWAY FROM ZERO A NUMBER IS ON THE
NUMBER LINE
Question 3: irrational numbers
Answer:
CANNOT BE WRITTEN AS FRACTIONS OR DECIMALS BECAUSE THE NUMBER OF DECIMAL
PLACES IS INFINITE AND THERE IS NO RECURRING PATTERN OF DIGITS WITHIN THE NUMBER
Question 4: assuming a constant driving speed, the time required for a car trip increases as the distance of the trip increases. is this direct or inverse?
Answer:
DIRECTLY PROPORTIONAL
Question 5: integer
Answer:
ANY POSITIVE OR NEGATIVE WHOLE NUMBER INCLUDING 0
- Do not include fractions, decimals, or mixed numbers
Question 6: decimal or base 10 system
Answer:
A NUMBER SYSTEM THAT USES 10 DIFFERENT DIGITS
Question 7: inverse proportion
Answer:
AN INCREASE IN 1 QUANTITY IS ACCOMPANIED BY A DECREASE IN THE OTHER
- Or vice versa
Question 8: if the value of the slope is positive
Answer:
THE LINE HAS AN UPWARD DIRECTION FROM LEFT TO RIGHT
Question 9: single variable linear expression
Answer:
THE SUM OF A SINGLE VARIABLE TERM WHERE THE VARIABLE HAS NO EXPONENT AND A
CONSTANT WHICH MAY BE 0
EX: 2w + 7 has 2w as the variable term and 7 as the constant term
Question 10: what is the place value in order?
Answer:
THOUSANDS, HUNDREDS, TENS, ONES, TENTHS, HUNDREDTHS, THOUSANDTHS
Question 11: rational numbers
Answer:
INCLUDE ALL INTEGERS, DECIMALS, AND FRACTIONS
- Any terminating or repeating decimal number is this term.
Question 12: real numbers
Answer:
THE SET OF ALL RATIONAL AND IRRATIONAL NUMBERS
Question 13: even number
Answer:
ANY INTEGER THAT CAN BE DIVIDED BY 2 W/O LEAVING A REMAINDER
Question 14: composite number
Answer:
ANY WHOLE NUMBER GREATER THAN 1 THAT HAS MORE THAN 2 DIFFERENT FACTORS
- Any whole number not a prime number
EX: 8 has the factors of 1,2,4 and 8
Question 15: constant of proportionality
Answer:
2 QUANTITIES HAVE A PROPORTIONAL RELATIONSHIP SO THIS EXISTS B/W THE QUANTITIES
- The product of this constant and one of the quantities is equal to the other quantity.
Question 16: when estimating a sum all numbers must be
Answer:
ROUNDED TO THE SAME LEVEL
Question 17: odd number
Answer:
ANY INTEGER THAT CANNOT BE DIVIDED EVENLY BY 2
Question 18: decimal place
Answer:
THE POSITION OF A NUMBER TO THE RIGHT OF THE DECIMAL POINT
Question 19: the constant of proportionality is?
Answer:
THE UNIT PRICE
Question 20: variable term
Answer:
THE PRODUCT OF A REAL NUMBER
- Also called a coefficient
- One or more variable, each of which may be raised to an exponent
Question 21: slope formula
Answer:
M = (Y2-Y1) / ( X2- X1)
- On a graph with 2 points, (x1, y1) and (x2, y2)
- M stands for slope
Question 22: if the value of the slope is negative
Answer:
THE LINE HAS A DOWNWARD DIRECTION FROM LEFT TO RIGHT
Question 23: proportions
Answer:
A RELATIONSHIP B/W 2 QUANTITIES THAT DICTATES HOW ONE CHANGES WHEN THE OTHER
CHANGES
Question 24: unit rate
Answer:
A QUANTITY OF ONE THING IN TERMS OF ONE UNIT OF ANOTHER
- The denominator is always 1
- Used to compare different situations to solve problems
Ex: deciding the best deal of a product
Question 25: ratio
Answer:
A COMPARISON OF 2 QUANTITIES IN A PARTICULAR ORDER
- Reduced to their smallest whole number
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