Is - 4x-1 over 4=1 inverse

a boat is traveling in a river that is flowing downstream at a speed of 10 kilometers per hour. The boat can travel 30 kilometers upstream in the same time it would take to travel 40 kilometers downstream.

If 20% is £48, what is 100%

I think of a number and double it. the answer is 695. what was my number

Do you want an overestimate or an underestimate when you estimate the total cost of items you want to buy? Explain

One less than a positive number times three more than that number is 32. find the number.

John had 84 dollars, and his brother Fred owed 12 dollars to his friend. John gave his brother some money. Fred paid his debt and now both of them has the same amount left. How much money did John give Fred?

True or false: dilations map angles of the same degrees

The rental fee for a bike is $4 plus $1.50 per hour. Write an equation in slope-intercept from that models this situation.

Share 200 in the ratio 3:1:4

Write the 5 digit number: a) number consists of 3 different digits b) all digits are even numbers greater than zero c) value of ones digit is 1/10 value of tens digit d) value of the tenths digit is 10 times as much as the value of the hundreds