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Swedish pole vaulter Armand Duplantis received the 2025 Laureus World Sportsman of the Year Award for breaking world records twice in 2024. He is only the second track-and-field athlete to win after Usain Bolt.
A group of 6 men and 5 women can finish a certain task in 8 days, while another group of 3 men and 15 women can complete the same task in 6 days. Now, 4...
The ratio of the incomes of P, Q, and R is 3:5:6. If P’s income is increased by 25%, R’s income is increased by 15%, and Q’s income is reduced by ...
Train P takes 24 seconds to pass a tree and 34 seconds to pass through a 150-meter-long tunnel. Train Q, which is 440 meters long...
Which of the following graphical models represents the relationships between entity sets in a database?
Kevin and Ben started a business with initial investments in the ratio of 4:5. After six months, Kevin increased his investment by 25%, and Ben increase...
The average weight of 12 children rises by 2.15 kg after one of the children, who weighs 56 kg, is replaced by a new child. What is the weight of the ne...
In a circle, two chords AB and CD intersect inside the circle at P. If AP = 4 cm, PB = 6 cm, CP = 5 cm, and PD = x cm, what is the value of x?
A can complete a work in 12 days, while B can complete it in 15 days. How many days will they take to finish the work together?
How many sides does a regular polygon with each interior angle measuring 140° have?