एका परीक्षेत 60% विद्यार्थी इतिहासात नापास झाले. विज्ञानात १०%, दोन्ही विषयांत 5% नापास झाले तर उत्तीर्ण झालेल्या विद्यार्थ्यांची टक्केवारी किती?​

Imogene invested $8,000 in a bank account that pays 8 percent simple interest at the end of each year. her friend invested the same amount in stocks where the growth of the investment is represented as 2,000 times the square root of 2 less than the time lapsed in years. if y1 and y2 represent the amount earned in dollars and t is the time lapsed in years, which system of equations correctly represents the situation?

Can someone me and plz do the problem

Which value would be a solution for x in the inequality 47-4x< 7