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شائع Word Problems >

Bob's age is 4 times greater than Susanne's age. Dakota is three years younger than Susanne. The sum of Bob's, Susanne's, and Dakota's ages is 93. What is Susanne's age?

الحلّ

B o b^{'} s a g e i s 4 t im es g re a t er t han S u s ann e^{'} s a g e . D ak o t a i s t h ree ye a rs yo u n g er t han S u s ann e . T h e s u m o f B o b^{'} s, S u s ann e^{'} s, an d D ak o t a^{'} s a g es i s 93. Wha t i s S u s ann e^{'} s a g e ?

الحلّ

Susanne^{'} s age is : 16

خطوات الحلّ

Translate the problem into an equation:

4 x + x + x - 3 = 93

4 x + x + x - 3 = 93, x

حلّ لـ:

x = 16

Susanne^{'} s age is : 16

أمثلة شائعة

The sum of four consecutive even numbers is 36. Find the highest of them The smaller of two numbers is nine less than five times the larger number. When four times the smaller number is subtracted from 7 the result is 443 . Find each of the numbers.If 6.5 plus 9.5 times a number equals the sum of the number and 43.3, what is the number 6,700 dollars is placed in a savings account with an annual interest rate of 6%. If no money is added or removed from the account, which equation represents how much will be in the account after 7 years?Erin goes off on a long bike ride, averaging 10 km /h . One hour later her brother Alistair starts chasing after her at 16 km / h . How long will it take Alistair to catch up to Erin?