The weights of five grapefruits are 7.47 ounces, 7.23 ounces, 6.46 ounces, 7.48The weights of five grapefruits are 7.47 ounces, 7.23 ounces, 6.46 ounces, 7.48 ounces, and 6.81 ounces. Using the clustering estimation technique, what is the approximate total weight of the grapefruits? 34 ounces 35 ounces 35.45 ounces 35.5 ounces ounces, and 6.81 ounces. Using the clustering estimation technique, what is the approximate total weight of the grapefruits? 34 ounces 35 ounces 35.45 ounces 35.5 ounces