Dario mette insieme i 20,45 euro del suo por- tafoglio e i 35,60 euro del suo salvadanaio. Esce e compra una maglietta da 19,20 euro e un quaderno da 3,50 euro. Quando rientra, la nonna gli dà 10 euro per contribuire alle sue spese. Quanti soldi restano a Dario?

Theo drove 240 miles in 4 hours. Lex drove 207 miles in 3 hours. At those rates, could either man drive 118 miles in 2 hours? Complete the explanation. (select) \( v \) could. Theo's rate is \( \square \mathrm{mi} / \mathrm{h} \) and Lex's is \( \square \mathrm{mi} / \mathrm{h} \).

\( y = \frac { a x + b } { c x + d } \)

01) O valor numérico da expressão algébrica \( 3 \cdot x^{2}-2 \cdot y+5 \cdot z^{3} \), para \( x=2, y=-1 \) e \( z=3 \) é:

Calculate the perimeter of a regular octagon with sides equal to \( 6,7 \mathrm{~cm} \). Calculate the length of a rectangle if its area is equal to \( 151,38 \mathrm{~m}^{2} \) and its breadth is \( 8,7 \mathrm{~m} \). The floor of a room \( 4,5 \mathrm{~m} \) by \( 3,75 \mathrm{~m} \) has to be covered with sauare carnet tiloc with cidoc

Sikhumbuzo deposits R30 000 in a bank account and leaves the money in the account for 4 years. For the first 2 years, interest is calculated at \( 4,3 \% \) p.a. compounded quarterly. For the remaining 2 years, interest is calculated at \( 5 \% \) p.a. compounded monthly. How much money will be in the account at the end of the 4 years?