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פּוֹפּוּלָרִי Word Problems >

Zara is one year older than Zantrop, Kari is 1/3 of a year older than Zara, and their age combined is 17 4/12 . How old are Zantrop, Kari, and Zara?

פתרון

Z a r a i s o n e ye a r o l d er t han Z an t ro p, K a r i i s \frac{1}{3} o f a ye a r o l d er t han Z a r a, an d t h e i r a g e co mbin e d i s 17 \frac{4}{12} . Ho w o l d a re Z an t ro p, K a r i, an d Z a r a ?

פתרון

Zara^{'} s age is : 9 \frac{1}{3}

Kari^{'} s age is : 8

צעדי פתרון

Translate the problem into an equation:

x + x - \frac{4}{3} \cdot 1 = \frac{208}{12}

x + x - \frac{4}{3} \cdot 1 = \frac{208}{12}, x

פתור בשביל:

x = \frac{28}{3}

age מצא את

Zara^{'} s age is : 9 \frac{1}{3}

Kari^{'} s age is : 8

דוגמאות פופולריות

27 is 90% of what number If 2/3 of a number is 10 , then what is 1.75 times of that number?Find the balance if Callie invests the 9000 in a money market fund that earns 2.70:'% compounded daily for 8 years. Round to the nearest cent.In 3 years, Ronald wants to buy a bicycle that costs 700.00. If he opens a savings account that earns 2% interest compounded quarterly, how much will he have to deposit as principal to have enough money in 3 years to buy the bike?The sum of nine and a number is four into an equation and solve