Numele i prenumele: Data:

U.. REZOLVM I COMPUNEM PROBLEME

1. La o ferm de animale sunt 127 gini, curci cu 34 mai puin, rae de 3 ori mai puine dect curcile, iar gte jumtate din numrul de curci i rae la un loc. Cte psri sunt n total la ferm ?Rezolvare: ______________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

2. Pentru o petrecere s-au cumprat 87 de baloane roii i verzi. Baloanele roii sunt cu 13 mai multe dect cele verzi. Cte baloane s-au cumprat de fiecare fel ?____________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

3. Mama i fiica au mpreun 45 de ani. Mama este de 4 ori mai n vrst dect fiica. S se afle vrsta fiecreia.______________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

4. Pe marginea unei osele s-au plantat tei i salcmi. tiind c tei sunt de 5 ori mai puini dect salcmi i c diferena dintre numrul salcmilor i al teilor este 340, s se afle ci tei i ci salcmi sunt.______________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

5. Suma a trei numere este 674. Primul numr este de 2 ori mai mare dect al doilea. Al treilea numr este cu 9 mai mare dect primul numr. S se afle numerele.________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________________

6. Adevrat sau fals?

Toate figurile geometrice sunt patrulatere. ........ Nu exist nici un romb. ......... Exist cel mult dou ptrate. ......... Exist cel puin trei cercuri. ......... Nu exist nicio linie curb deschis. ......... Exist numai linii frnte nchise. ..........

7. Sigur, posibil sau imposibil ?

Munii sunt cea mai joas form de relief. n anul urmtor vei avea un coleg nou. Numerele 11, 12, 13 sunt numere consecutive. La competiia sportiv echipa colii va ctiga. tefan cel Mare a fost domnitorul Moldovei. Mihai Eminescu a fost un violonist renumit.