 
<translate> Cara tana da kwalliyar kwalliya 60 a cikin jaka. 20 daga cikinsu rawaya ne, rabin su kore ne, sauran kuma an raba su daidai tsakanin ja da shuɗi. Idan Cara ta zabi marmara a bazuwar, menene yiwuwar ta zama shuɗi (wanda aka bayyana a matsayin kashi)? Bari mu yi tunani da farko. Sarkar tunani: <eng> Cara has 60 marbles in a bag. 20 of them are yellow, half as many are green, and the remaining marbles are equally divided between red and blue. If Cara picks a marble at random, what are the odds it's blue (expressed as a percentage)? Let's think first. Chain of thought: 