Questões de EFAI Matemática

Joana is putting together a table with some information about herself, but she has not finished yet. Until this moment, the lacks are just about the measurement units that fill the last two lines, the incomplete table is presented below:

The measurement units that correctly fill in the height and weight, respectively, are:

A shoebox is displayed in a store window. The following image shows the layout of the box and its dimensions, measured in centimeters:

In this position, how tall is the shoebox?

In a bakery there is a promotion of mozzarella:

How many grams of cheese must be bought to participate in the promotion?

Arthur is looking at some objects in the playground. Among the objects there is a slide, as shown in the picture:

Available at: https://www.shutterstock.com/pt/image-vector/childrens-slide-light-blue-vector-illustration-283940648. Accessed 24th Oct. 2022.

Arthur would like to measure the height of the slide and has some tools at his disposal:

What is the most suitable measurement tool, in this case?

Talita likes to measure her height every year with the help of her mother. This year, they have measured Talita as shown in the following picture.

Available at: https://www.shutterstock.com/pt/image-photo/little-girl-measuring-height-near-white-1059673925. Accessed 24th Oct. 2022.

Which of the following could be a possible measurement of Talita’s height?

As homework, Mariana needs to measure the size of her school materials. Using a millimeter ruler, she measured a brush and saw the measurement that is represented in the following image:

What is the brush size?