Mathematics · Question Bank
algebra
91 of 433 questions match · page 3 of 5. Answer in your head first, then check the solution.
#41📘 reviewer_appEasy
The prefix pico means
A10^-12 of a unit
B10^-6 of a unit
C10^-15 of a unit
D10^-9 of a unit
#42📘 reviewer_appEasy
The prefix nano is opposite to
#43📘 reviewer_appEasy
1 foot is to 12 inches as 1 yard is to ____ spans
#44📘 reviewer_appEasy
One horsepower is equivalent to
A746 watts
B7460 watts
C74.6 watts
D7.46 watts
#45📘 reviewer_appEasy
How many horsepower is 746 kilowatts
#46📘 reviewer_appEasy
The terms of a sum may be grouped in any manner without affecting the result. this is law known as:
ACommutative Law
BDistributive Law
CAssociative Law
DReflexive Law
#47📘 reviewer_appEasy
A sequence of numbers such that the same quotient is obtained by dividing a term by the preceding term is called
Aarithmetic progression
Bharmonic progression
Cinfinite progression
Dgeometric progression
#48📘 reviewer_appEasy
If x is an irrational number not equal to zero and x² = N, then which of the following best describes N?
AN is a natural number.
BN is any rational number.
CN is a positive rational number.
DN is a positive integral number.
#49📘 reviewer_appEasy
In the expression $a^n$, the number $n$ is referred to as the exponent.
Apower
Bexponent
Cdegree
Dindex
#50📘 reviewer_appEasy
The polynomial $2x^3y + 8xyz^4 - 3x^2y^3$ has a degree of
#51📘 reviewer_appEasy
The equations x + y = 2 and 2x + 2y = 8 are examples of equations which are
Adependent
Bindependent
Cconditional
Dinconsistent
#52📘 reviewer_appEasy
A non-terminating and non-periodic decimal is
Arational
Bprime
Cirrational
Dimaginary
#53📘 reviewer_appEasy
The probability that an event is certain to occur is
Agreater than one
Bless than one
Cequal to one
Dequal to zero
#54📘 reviewer_appEasy
Radicals can be added to form a single radical if they have the same radicand and the same
Apower
Bexponent
Cindex
Dcoefficient
#55📘 reviewer_appEasy
A set of elements that is taken without regard to the order in which the elements are arranged is called a
Asequence
Bpermutation
Ccombination
Dprogression
#56📘 reviewer_appEasy
If b = 0, then the number a + bi is
Acomplex
Breal
Cimaginary
Dirrational
#57📘 reviewer_appEasy
How many prime numbers are there between 200 and 210?
#58📘 reviewer_appEasy
A harmonic progression is a sequence of numbers such that the reciprocals of the numbers will form a
Ageometric progression
Barithmetic progression
Cinfinite progression
Dfinite progression
#59📘 reviewer_appEasy
If a, b and c are rational numbers and if b² – 4ac is positive but not perfect square, then the roots of the quadratic equation ax² + bx + c = 0 are
Areal, irrational and unequal
Breal, rational and unequal
Creal, rational and equal
Dreal, irrational and unequal
#60📘 reviewer_appEasy
The equation xy = 0 implies that
Ax = 0 and y = 0
Bx = 0 or y = 0
Cx = 0 and y is not equal to zero
Dx = 0 or y is not equal to zero