A First Book of AlgebraMacmillan, 1904 - 245 páginas |
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Página 7
... hour . 16. A steamboat runs 40 h miles in 20 hours . What is its average rate per hour ? 17. A man divides 5x acres of land into 10 equal parts . Find the number of acres in each part . 18. A man bequeathes 12 x dollars to be divided ...
... hour . 16. A steamboat runs 40 h miles in 20 hours . What is its average rate per hour ? 17. A man divides 5x acres of land into 10 equal parts . Find the number of acres in each part . 18. A man bequeathes 12 x dollars to be divided ...
Página 12
... hour . At this rate how long will it take to travel 567 miles ? Example 1. Divide $ 1 between two boys , giving one boy four times as much as the other boy . SOLUTION . Let the number of cents one boy receives . Then , 4 x = the number ...
... hour . At this rate how long will it take to travel 567 miles ? Example 1. Divide $ 1 between two boys , giving one boy four times as much as the other boy . SOLUTION . Let the number of cents one boy receives . Then , 4 x = the number ...
Página 29
... hours it falls to 24 ° , how many degrees does it fall ? 3. If the mercury in a thermometer stands at 12 ° one day and at 28 ° the next day , how many degrees does the mercury rise ? 4. If the mercury stands at -10 ° and rises to + 8 ...
... hours it falls to 24 ° , how many degrees does it fall ? 3. If the mercury in a thermometer stands at 12 ° one day and at 28 ° the next day , how many degrees does the mercury rise ? 4. If the mercury stands at -10 ° and rises to + 8 ...
Página 30
... hour travels up a river whose rate is 3 miles an hour . Find the rate of the steamer up the river . 14. The following table gives the highest and lowest temperatures in degrees Fahrenheit recorded at the Weather Bureau Stations named up ...
... hour travels up a river whose rate is 3 miles an hour . Find the rate of the steamer up the river . 14. The following table gives the highest and lowest temperatures in degrees Fahrenheit recorded at the Weather Bureau Stations named up ...
Página 49
... hour in a westerly direction , how far will he go in 4 hours ? In this problem the man walks 3 miles to the west each hour . This may be regarded as 3 miles an hour . Hence , ( +4 ) × ( − 3 ) = — 12 . -9 -6 ( 3 ) A man traveling at the ...
... hour in a westerly direction , how far will he go in 4 hours ? In this problem the man walks 3 miles to the west each hour . This may be regarded as 3 miles an hour . Hence , ( +4 ) × ( − 3 ) = — 12 . -9 -6 ( 3 ) A man traveling at the ...
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Términos y frases comunes
A's money algebraic alloy angle apiece arithmetic BALL HIGH SCHOOL BCHL bushels called Check coefficient copper digits diminished distance divisor equal equation Example exceeds EXERCISE exponent expression Extract the square factors Find its dimensions Find the cost Find the number Find the rate find the value fraction Hence horses inches interest length marked price mercury miles an hour monomial Multiply nth root number of acres number of dollars number of ounces number of yards numbers differ o'clock odd number pounds quadratic quadratic equation quotient rate per cent ratio rectangle result simultaneous equations sold SOLUTION Solve specific gravity square miles square root square yards subtract suit of clothes symbols thermometer Transposing travels twice units width x²+1 x²y xy²
Pasajes populares
Página 79 - The sum of the ages of a father and his son is 36, and in 10 years the son's age will be | of the father's age.
Página 144 - That is, the square of the sum of two numbers is equal to the square of the first number, plus twice the product of the two numbers, plus the square of the second number.
Página 173 - In any proportion, the product of the means equals the product of the extremes.
Página 61 - To divide a polynomial by a monomial, divide each term of the polynomial by the monomial: (Sab — 12ac) -i- 4a = 36 — 3c.
Página 75 - A term may be transposed from one member of an equation to the other by changing its sign.
Página 213 - The difference of two numbers is 5, and the sum of their squares is 697.
Página 44 - When the sum of two numbers and one of the numbers are given, to find the other number. From the given sum subtract the given number, and the remainder will be the other number.
Página 65 - The product of two or more fractions is a fraction whose numerator is the product of the numerators of the given fractions and whose denominator is the product of the denominators of the given fractions.
Página 145 - The square of the sum of two numbers is equal to the square \ (¿ of the first, plus twice the product of the first and second, plus the J square of the second.